'Jersey Shore: Family Vacation' Filming at Margaritaville Resort in Orlando

Jimmy Buffett, meet "Jersey Shore" ... the MTV reality stars are descending on the singer's Margaritaville resort, with a film crew in tow. TMZ obtained these photos of 'JS' stars Vinny Guadagnino, Sammi 'Sweetheart' Giancola and Deena Cortese in…