SpongeBob Squarepants: Mermaid Man and Barnacle Boy/Squirrel Jokes

Series 1, episode 0

Two episodes. SpongeBob and Patrick hear that their heroes are living in a nearby retirement home. The ageing superheroes discover their toughest challenge yet will be SpongeBob and Patrick, who have decided the duo must come out of retirement. SpongeBob becomes a comedic genius to the folks of Bikini Bottom when he starts telling mean jokes about squirrels.