The ghost of an entertainer arrives at the cafe, determined to prove he's the funniest joker ever. However he plays cruel gags and gets mad when no one laughs. Worried that someone will get hurt if he carries on, the kids try to teach him that humiliating people isn't funny. Meanwhile, Abi and Megan compete for the attention of Max the surfer. Abi's surprised when Megan wins but not as surprised as Natasha who, after sabotaging the coral seal, sees the Entertainer vanish before her very eyes...