SpongeBob and Patrick learn that their heroes, Mermaid Man and Barnacle Boy, are in fact living in the Shady Shoals underwater retirement home.
Guest Cast
Ernest Borgnine
voices Mermaid ManCast Appearances
Tom Kenny
voices SpongeBob SquarePants
Bill Fagerbakke
voices Patrick Star
Tim Conway
voices Barnacle BoyEpisode Discussion
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