4 of 10: Cast members of MTV's "Jersey Shore" reality series participate in opening bell ceremonies of the New York Stock Exchange Tuesday, July 27, 2010. They are, from left: Michael "The Situation" Sorrentino; Ronnie Ortiz; Pauley "DJ Pauly D" Del Vecchio; Nicole "Snooki" Polizzi; Vinny Guadagnino; Jenni "J-Woww" Farley. (AP Photo/Richard Drew)

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