From N.Y.C. to Sin City, see how Gaga, Fergie, Rihanna and more popped the cork on 2012
Credit: John Sciulli/WireImage
Updated: Sunday Jan 01, 2012 | 11:00 AM EST
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Who can resist a hunk in a hat? Certainly not Fergie, who preps her pucker for hubby Josh Duhamel at the grand opening of The Mirage's 1 OAK Las Vegas, where she served as host and also performed at the New Year's Eve event.
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