Continuity mistake: The cliffdivers' shorts change from blue to white.
Piranha 3D (2010)
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Novak: There are thousands of them and they are pissed!
Trivia: In the opening scene with Richard Dreyfuss fishing on the lake he is singing to himself "show me the way to go home". This is a nod to the movie Jaws because it is the song that he sang along with the rest of the crew as they waited for the tagged shark to be re-sighted. (00:01:00)