Mermaid Man and Barnacle Boy

Mermaidman and Barnacleboy: Watching their favorite show, reruns of the TV duo superhero show Mermaidman and Barnacleboy, SpongeBob and Patrick hear that their beloved heroes are living in a nearby retirement home. The aging superheroes discover their toughest challenge yet will be SpongeBob and Patrick, who have decided the duo must come out of retirement.