That '70s Show S04E21 - Prank Day
That '70s Show (1998)
S04E21 Prank Day
Episode Overview
Kelso declares it Prank Day and successfully pulls off two clever tricks on his friends. The guys plan to get back at him, but their scheme goes awry when Red inadvertently sets off their prank. Instead of getting mad at Eric, Red decides to join the prank war, eager to teach the boys a lesson. Meanwhile, Jackie organizes a spontaneous sleepover to lift Donna’s spirits on the occasion of her parents' wedding anniversary.