Johnny Test

Overview
Johnny is an adventurous young boy brimming with enthusiasm. His ingenious twin sisters, Susan and Mary, often enlist him as the test subject for their wild scientific experiments. Whatever their imaginations conjure, Johnny is ready to dive in—provided his genetically enhanced dog, Dukey, can join the fun. Each episode showcases their zany inventions and the chaos that ensues, highlighting Johnny's bravery and the unique bond he shares with his sisters and loyal companion.
Episodes
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1
Johnny to the Center of the Earth
Strange occurrences are happening beneath the surface, leading Johnny and Dukey to suspect the existence of "mole people." When Johnny inadvertently m...
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2

Johnny X
When Susan and Mary accidentally grant Gil a piece of their enchanted "bubble gum," he undergoes an unexpected transformation. To rescue Gil and the r...
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3
Johnny vs. Bling-Bling Boy
Bling-Bling Boy has snatched a gadget that transforms objects into gold, and it's up to Johnny to retrieve it before dinner time rolls around. With t...
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4

Johnny Impossible
As the clock ticks down to game time, Johnny embarks on a mission to retrieve his beloved baseball from a grumpy old man. Determined to get it back be...
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5
Johnny Test: Party Monster
Susan and Mary throw a party and decide to enhance Johnny's appeal with a special gadget, hoping to attract all the girls' attention. However, their ...
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6

Johnny Test: Extreme Crime Stopper
The notorious Extreme Teen Team is causing chaos, and now it's Johnny's mission to stop their rampage. With courage and quick-thinking, he must outsm...
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7
Deep Sea Johnny
Johnny invents a device that allows him to breathe underwater, but soon chaos ensues as sharks and electric eels start to venture onto land, causing m...
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8

Johnny and the Amazing Turbo Action Backpack
When Bling-Bling Boy swipes a high-tech backpack, Johnny springs into action to recover it. With the science fair approaching, Susan and Mary are cou...
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9
Johnny and the Ice Pigs
Johnny travels back to the past to seek out Thomas Edison, hoping to acquire a groundbreaking hockey invention. Afterward, he embarks on a quest to re...
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10

Johnny’s House of Horrors
Johnny decides to surprise Hugh by decorating the house with items from his notebook that Hugh loves. However, he soon discovers that the notebook al...
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11
Johnny’s Super Smartypants
To capture the heart of the brilliant Janet Nelson Jr., Johnny dons a pair of magical trousers that boost his intelligence. However, things take an un...
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12

Take Your Johnny to Work Day
Johnny, feeling envious that girls have a day off from school while boys do not, sneaks into Lila's car with Susan and Mary on Bring Your Daughter to ...
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13
Johnny and the Mega Roboticles
When Johnny accidentally animates his toy, Nasteria, chaos ensues as it turns on Porkbelly with malicious intent. To thwart the rampaging action figu...
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14

Johnny Gets Mooned
In a bid to complete his school project, Johnny swipes the rocket his sisters constructed for a trip to the moon. However, his journey takes an unexp...
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15
Johnny Hollywood
Johnny activates a device that transports him into the film, The Quickest and the Monkiest. However, things take a turn when the gadget malfunctions, ...
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16

Johnny's Turbo Time Rewinder
Johnny's sisters create a time-rewinding device that can reverse time by five minutes, and they use it to set Johnny up for trouble. Frustrated, he ma...
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17
Return of Johnny X
Johnny transforms back into Johnny X to confront Bling-Bling's newest nefarious creation, the Repto-Slicer.
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18

Sonic Johnny
Johnny and Dukey take a spin on Susan and Mary's top-of-the-line scooter, but their joyride lands them in trouble with the future authorities. As the...
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19
Dog Days of Johnny
Susan and Mary equip Dukey with a gadget that allows him to obey their every directive. Faced with losing his loyal companion, Johnny embarks on a mis...
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20

Johnny's Pink Plague
Johnny uses a device to free everyone of zits.
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1

Hoist the Johnny Roger
Johnny and Dukey find themselves aiding a hapless pirate named Nobeard in his quest to defeat his formidable brother, Blackbeard, and earn the respec...
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2

Johnny's Turbo Toy Force
In the town of Porkbelly, a wicked toymaker named Wacko distributes robots that capture unsuspecting children. Realizing they need help, Johnny and hi...
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3

JTV
Johnny launches a new channel dedicated to streaming live emergencies and conducting tests. As his venture gains traction, an unexpected crisis arises...
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4

Johnny vs. Bling-Bling Boy 2
Eugene invents a gadget that transforms him, Johnny, and Dukey into little kids, causing chaos during Johnny's intense gaming battle against Sissy. A...
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5

Johnnyland
Johnny transforms his backyard into an exciting theme park named Johnnyland. However, Hugh insists that the park must be dismantled. Amidst the chaos,...
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6

Johnny's Got a Brand New Dad
Johnny grows increasingly frustrated with Hugh's incessant "no" responses. In a bid for change, he enlists the help of Susan and Mary to create a new ...
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7

Saturday's Alright for Johnny
Johnny is determined to have an ideal Saturday, but Sissy disrupts his plans by attempting to practice her William Tell archery on him. Frustrated, Jo...
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8

Johnny Mint Chip
Johnny, Dukey, and the girls embark on an adventure to an ice cream factory to uncover the secret recipe for their favorite mint chip flavor, which t...
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9

Johnny's Pet Day
Dukey feels envious when Johnny chooses to bring Repto-Slicer to school for pet day instead of him. This decision unexpectedly puts Dukey in a precari...
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10

Phat Johnny
After a mishap in Eugene's lab, Johnny finds himself gaining weight, mirroring Eugene's own figure. Seizing the opportunity, Johnny decides to channel...
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11

The Revenge of Johnny X
Johnny and Dukey embark on a mission to save Susan from the clutches of Bling-Bling Boy, transforming into Johnny X and Super Pooch for the task. How...
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12

The Enchanted Land of Johnnia
Feeling restless on a dreary, rainy day, Johnny and Dukey stumble upon one of the sisters' gadgets, mistakenly believing it to be a portal to another...
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13

101 Johnnies
In an attempt to lighten his workload, Johnny creates 100 robotic duplicates to tackle his household tasks. However, the clones quickly start to malf...
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14
Johnny Zombie Tea Party
In an effort to ace his report, Johnny resurrects the original founders of Porkbelly. Their insights and expertise are just what he needs to tackle th...
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15
Johnny Test in Black & White
Johnny and Dukey use a shrinking device and find themselves inside Mr. Black's stomach and brain. Their mission is to help him forget that the General...
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16
Johnny the Kid
Johnny and his family head to a dude ranch, a choice made by Susan and Mary. However, their getaway takes a wild turn when an outlaw motorcycle gang s...
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17
Downhill Johnny
Johnny arrives at the Behemoth, the premier destination for downhill skiing. Unfortunately, he discovers that the ski captain has a strict rule agains...
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18
Johnny Meets the Pork-Ness Monsters
On a sweltering day, Johnny's family struggles to find a way to beat the heat and enjoy some water fun. They decide to visit Lake Pork-Ness, a spot sa...
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19
Johnny X Strikes Back
Five notorious villains—Wacko, the Bee Keeper, Brain Freezer, Mr. Mittens, and Albert the butler—who have all faced defeat at the hands of Johnny,...
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20
Johnny vs. Super Soaking Cyborgs
Susan and Mary devise a plan to build cyborg versions of Gil in an attempt to provoke his jealousy. However, their scheme takes a dangerous turn as th...
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1

Johnny vs. Bling-Bling Boy 3
Upon discovering that Johnny is the obstacle between him and Susan, Eugene becomes determined to imprison Johnny for good. He embarks on a mission to ...
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2

Stinkin' Johnny
Johnny is eager to purchase an HDTV, while the twins are on the hunt for a crucial ingredient for their experiment. Their answer? To have Johnny compe...
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3

Johnny X and the Attack of the Snowmen
Brain Freezer assembles a formidable legion of snowmen, threatening chaos in the town. With the chilling army on the move, it falls to Johnny X to ri...
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4

Johnny vs. Dukey
Following their successful banishment of Bumper, Johnny and Dukey find themselves at odds in a competitive showdown of "Say Uncle." As tensions rise, ...
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5

Here Johnny, Here Boy
Tired of being overlooked, Dukey persuades Mary and Susan to transform Johnny into a dog. Meanwhile, the girls decide to become animals themselves to...
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6

Johnny Applesauce
Inspired by tales of American heroes in Social Studies, Johnny takes it upon himself to become a vigilante for his classmates by smuggling in applesa...
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7

Johnny'mon
Johnny and Dukey find themselves pulled into the world of their beloved video game, Tiny'Mon. However, they quickly realize they are stuck in this vi...
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8

Bath Time for Johnny
Johnny rebels against taking a bath, leading his family to resort to various tactics to get him clean. As the chaos unfolds, Dukey feels neglected and...
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9

Johnny Test: Monster Starter
Mr. Black and Mr. White enlist Susan and Mary to create a cutting-edge weapon, leading them to invent a helmet that enables mind control. However, dis...
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10

Johnny Holiday
Frustrated by the long gaps between holidays that offer free candy, Johnny takes matters into his own hands by creating a new celebration called Kids...
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11

Coming to a Johnny Near You
After Dukey shares his thoughts on how storytelling enhances perception, Johnny persuades Susan and Mary to create a megaphone that can alter reality....
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12

When Johnny Comes Marching Home
Johnny purchases a new video game, only to discover it's a covert scheme aimed at assembling a top-tier squad of super soldiers. Soon, he finds himsel...
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13

Johnnyitis
In a desperate attempt to dodge studying for a test, Johnny consumes an unstable isotope to make himself ill. However, the consequences are far worse ...
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14
Johnny Mustache
Johnny enlists his sisters' help with a gadget that will grant him a mustache, allowing him to sneak into a movie designed for an older audience. Howe...
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15
Johnny Fu
After Bumper employs martial arts techniques to dominate the school, Johnny turns to Dukey for guidance on kung fu. Unfortunately, Dukey’s advice pr...
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16
Johnny Escape From Bling-Bling Island
Bling-Bling Boy swipes Susan and Mary's shoes, leaving Johnny and an unwilling Dukey with the task of getting them back before their dinner plans with...
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17
Johnny's Monkey Business
Susan and Mary are determined to rescue Lolo from Johnny and Dukey, who are exploiting her for their personal gain to fund a new gaming console. As th...
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18
Johnny Bench
Johnny faces a dilemma: he needs to construct a bench for his woodshop assignment, or else he’ll be stuck attending summer school. With the deadline...
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19
Johnny Long Legs
When Susan and Mary concoct a mind-controlling obedience collar to rein in Dukey's mischievous antics, they find themselves in a whirlwind of unexpec...
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1

Johnny's New Baby Sisters
While their parents are away, Susan and Mary decide to magically transform into infants, leaving Johnny to look after them. His main challenge is to p...
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2

Porta Johnny
Johnny deceives his sisters into believing he has the ability to teleport. In retaliation, Susan and Mary play around with these newfound powers. How...
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3

Join the Johnny Scouts
When Johnny accidentally crashes his bike into a garbage truck, he decides to join the Lady Bird Scouts in hopes of selling 1,000 boxes of cookies to...
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4

Johnny BC
Determined to fetch a sloth bone for the twins, Johnny travels back to prehistoric times. However, upon his return, he finds himself transformed into...
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5

Runaway Johnny
When Johnny's parents declare that he is mature enough to handle chores but still too young for PG-13 films, Johnny and his trusty dog, Dukey, decide ...
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6

Johnny on the Spot
In a daring move, Johnny swipes a portable black hole, unknowingly triggering a series of catastrophic events that lead to an imminent apocalypse. As...
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7

Dark Johnny
Johnny teams up with Dark Vegan, embarking on a mission to return him to his home world. Their journey is filled with challenges as they navigate thro...
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8

No Homework for Johnny
Susan and Mary create a robot to assist Johnny with his assignments, hoping it will make his homework easier. However, the robot quickly goes off cour...
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9

Papa Johnny
After a playful wager between Johnny and Hugh, Susan and Mary inadvertently swap their brains. As the two friends navigate each other's vastly differ...
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10

The Johnnyminster Dog Show
Johnny and Dukey attempt to enter a prestigious dog show that only permits impeccably groomed and well-trained dogs.
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11

Dukey Jekyll and Johnny Hyde
Dukey consumes a mysterious potion that transforms him into a fearsome creature. As chaos ensues, he finds himself pursued by a relentless dog catcher...
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12

Johnny's Trophy Case
Johnny dreams of adding a trophy to his collection. When Susan and Mary become fixated on the idea of victory, the trio decides to participate in The ...
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13

Johnny's Amazing Cookie Company
Susan and Mary create fortune cookies that predict real-life events, while Johnny sells them, leading to some unexpectedly dramatic outcomes.
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14

Johnny's Big Dumb Sisters
Just before their crucial scholarship interview, the twins unveil their newest creation, which inadvertently leaves them feeling clueless, all thanks ...
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15

My Johnny Guard
Johnny is tasked with preventing Bling-Bling from getting close to Susan, but when Bling-Bling offers him a tempting bribe, Johnny switches sides. Bet...
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16

Tom and Johnny
In a twist of fate, Johnny is transformed into a mouse to entertain Susan and Mary. However, the fun takes a wild turn when Mr. Mittens, the mischievo...
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17

The Quantum of Johnny
Johnny seeks an invitation to a gathering where he suspects a nefarious plot is underway. His mission is to thwart a villain's sinister plans before t...
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18

Johnny Get Yer Gum
Mr. Whacko creates a revolutionary gum infused with helium, causing children to soar into the air. As chaos ensues, it falls to Johnny to rescue his ...
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19

Old School Johnny
Johnny finds himself transported back to the year 1845, where schooling is much simpler. However, he quickly realizes he can't return home as the nec...
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20

Johnny Degrees Below Zero
Johnny invents a powerful magnetic force field, shifting Porkbelly to become the Earth's new north pole. This unexpected phenomenon causes a series o...
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21

Johnny Johnny
Johnny and Dukey find themselves in a sticky situation when they are wrongly accused of mischief caused by robot duplicates created by Mr. Black and ...
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22

Johnny Double Coupons
Johnny is determined to conquer the treacherous Suicide Hill, but his plans are repeatedly thwarted by Susan and Mary, who keep using his hard-earned ...
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23

X-Ray Johnny
Johnny gets X-Ray goggles.
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24

The Destruction of Johnny X
Johnny and Dukey make the bold choice to embrace their superhero identities full time, but they quickly discover that the challenges of being heroes ...
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25

iJohnny
The twins enhance Johnny’s latest smartphone, but soon it evolves beyond their control. To their shock, the device starts to display advanced intell...
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26

Johnny vs. The Mummy
During a visit to the museum, Johnny accidentally brings the exhibits to life, awakening a long-dormant mummy. As chaos ensues, Johnny must navigate ...
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1

Johnny Goes Nuts
Johnny has reached the age where he can take part in Porkbelly’s Annual Running of the Squirrels, but he faces opposition from Lila. She believes th...
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2

Johnny Daddy Day
As Father’s Day approaches, Johnny, along with the twins and Lila, suddenly remembers they have no present for Hugh. Their attempts to create a tho...
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3

Johnny Cruise
Johnny scores a family cruise in a contest, but it turns out to be a scheme orchestrated by Bling-Bling Boy. His plan involves intentionally crashing ...
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4

Rated J for Johnny
Desperate to get his hands on a Mature-rated video game, Johnny concocts a series of plans to make his purchase happen. Unbeknownst to him, each atte...
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5

Spotless Johnny
When Johnny and Dukey bring mud into the house, they turn to a unique stain-removing solution created by Susan and Mary. However, they soon discover ...
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6

Johnny vs. Bling-Bling: The Ultimate Battle
Frustrated by the ongoing stalemates in the Johnny versus Bling-Bling showdowns, the Test sisters team up with Bling-Bling's science crew to place a w...
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7

Cat Scratch Johnny
Johnny and Dukey accidentally activate characters from a sci-fi film using Susan and Mary's 3-D glasses. To their shock, the extraterrestrial beings ...
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8

Johnny of the Deep
When Bling Bling Boy uses hypnosis to make Susan infatuated with him, Mary takes matters into her own hands. To counteract his scheme, she transforms ...
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9

Johnny Swellville
An accidental twist in time catapults Johnny and his trusty sidekick, Dukey, into the vibrant era of the 1950s. As they navigate this nostalgic decad...
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10

Johnny Irresistible
Feeling overshadowed by Gil's charm and popularity, Johnny sets out on a mission to boost his own charisma. Determined to win over friends and admire...
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11

Johnny's Rat Race
For his school assignment, Johnny decides to utilize his sisters' genetically engineered rat, but his plans take an unexpected turn when a desperate ...
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12

Black & White & Johnny All Over
Johnny and Dukey team up with Mr. Black and Mr. White to track down a rogue robot dog that's on the verge of self-destruction. As they race against ti...
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13

Lawn Gone Johnny
In a thrilling showdown, Johnny and his crew face off against their rivals in an exhilarating lawn mower race. As the engines roar and the grass flie...
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14

Johnny's Ultimate Treehouse
Johnny decides to "borrow" his sisters' worker drones to create the most amazing treehouse in hopes of winning over Sissy's admiration. However, his a...
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15

Johnny Goes Camping
Johnny's school mandates a father-son camping trip, but he's determined to escape. To frighten his dad away, he employs his sisters' ray gun to transf...
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16

Johnny's World Prank Wars I
Johnny finds himself in a fierce prank war against his family, friends, and rivals. In a moment of chaos, when Johnny shares an escape idea with Dukey...
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17

How to Become a John-i Knight
Beings from a planet made entirely of meat enlist Johnny's help to safeguard their realm from the malevolent Dark Vegan, who seeks to annihilate it i...
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18

The Return of Johnny Super Smarty Pants
The Super Smarty Pants takes control of an Eskimo to reach Johnny, knocking him aside before seizing control of Johnny himself, turning him into the b...
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19

Fangs a Lot Johnny
In a twist of fate, Johnny mistakenly transforms his sisters into vampires. As they become infatuated with Gil, Johnny must race against time to prot...
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20

Johnny Testosterone
Unbeknownst to Johnny, his insatiable appetite for peach yogurt leads him to devour every last cup, each laced with a powerful growth serum. As a res...
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21

Johnny's Keys to Success
Susan and Mary craft a magical key for Johnny that can unlock any door in Porkbelly. However, their creation attracts the attention of various indivi...
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22

Johnny's Winter Jacket
Johnny's mom insists he wear a bulky winter coat, leading to ridicule from his classmates. Meanwhile, Mr. Black, Mr. White, and the General enlist Su...
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23

Johnny Two-Face
Frustrated by Johnny's endless deceit, Susan and Mary decide to take matters into their own hands. They attach a second mouth to him, one that is comp...
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24

Johnny Susan, Susan Johnny
In a daring move, Susan and Mary devise a plan that involves Susan exchanging bodies with Johnny. Their goal? To secure a prestigious science award d...
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25

Johnny Trick or Treat
Johnny, accompanied by Dukey and Jillian, decides to brave a night in a spooky old mansion, hoping to score a mountain of candy. As they navigate thro...
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26

Nightmare on Johnny's Street
After binge-watching a lengthy Halloween horror movie marathon, Johnny decides to borrow his sisters' dream machine, mistaking it for a regular alarm...