Man Sponge saves the day / Willson, Sarah

SpongeBob SquarePants, dressed as the superhero Man Sponge, saves Bikini Bottom from bad guys while Mermaidman and Barnacle Boy are away on vacation.

When Mermaidman and Barnacleboy, Bikini Bottom's resident superheroes, go on vacation, and the villains decide to hatch some evil plans in their absence, it is up to SpongeBob to save the day.