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  • PARIS HILTON  photo | Paris Hilton

Credit: Todd Williamson/WireImage

Updated: Friday Jul 24, 2009 | 11:35 AM EDT

PARIS HILTON

It's party time! The heiress is all sparkles in a shimmering scalloped silver Roberto Cavalli dress and matching accessories complete with hot pink lips for the MTV screening of the Paris, Not France documentary in L.A.