New Year's Eve Party Stars
From N.Y.C. to Sin City, see how Gaga, Fergie, Rihanna and more popped the cork on 2012
Credit: Mike Coppola/Getty
Updated: Sunday Jan 01, 2012 | 11:00 AM EST
More from PEOPLE
- PHOTO: Catherine Zeta-Jones Returns Home from Treatment
- Inside Brad Pitt's Big Night in N.Y.C. – and Jersey!
- Meet the Country's No. 1 Geography Wiz Kid!
- VIDEO: Jennifer Aniston Gets (Nearly) Naked as a Stripper in We're the Millers
- FIRST LOOK: Phineas and Ferb Mash-Up Taylor Swift's 'I Knew You Were Trouble'