SpongeBob SquarePants Season 8 Episode 18
Overview
SpongeBob and Patrick learn the secret origins of Mermaid Man and Barnacle Boy from the heroes themselves.nnGuest appearances: Ernest Borgnine and Tim Conway as Mermaid Man and Barnacle Boy.
SpongeBob and Patrick learn the secret origins of Mermaid Man and Barnacle Boy from the heroes themselves.nnGuest appearances: Ernest Borgnine and Tim Conway as Mermaid Man and Barnacle Boy.