Photo SpecialStars' New Year's Parties!
Toast 2010 with Christina Aguilera, Nicole & Joel, Lauren Conrad and more Hollywood dazzlers
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WHEN IN VEGAS ...
From the turntables to the mic, Pete Wentz celebrated rock-star style (tattoos and all!) at JET nightclub at The Mirage – but it seems he had something else on his mind, Tweeting: "Missing @ashsimpsonwentz in town."
