Mermaidman and Barnacleboy III: When Mermaidman and Barnacleboy go away for the weekend, they ask SpongeBob and Patrick to house sit for them. Inside the house, SpongeBob and Patrick discover the evil super villain, Man-Ray frozen in a tank. SpongeBob can’t help but unfreeze him and he cons them into setting him free by convincing them they have rehabilitated him. Once SpongeBob and Patrick set him free, they find out that Man-Ray was only pretending and they take on the roles of Mermaidman and Barnacleboy themselves in order to re-capture the villain and save Bikini Bottom.. In an idiotic show down, we learn that Man-Ray only thinks he hasn’t turned good, but actually SpongeBob and Patrick did change him and he gives up his evil ways.

Mermaid Man and Barnacle Boy III