Nobody does sparkly sexy like Kim, which is why she's the New Year's Babe of the Year at Tao in Vegas.
The Idol and the Princess of the Peas represent the Best Coast as they host Dick Clark's New Year's Rockin' Eve with Ryan Seacrest in Burbank, Calif.
Jay-Z's Vegas concert at the Cosmopolitan in Vegas not only included guest appearances from the stars pictured above, but also Beyoncé and Coldplay's Chris Martin.
The "Grenade" launcher launched into a set of his hits at Haze in Vegas for a celebrity studded crowd that included Rihanna.
Celebrating with family and friends in Vegas, Marc & J.Lo take in a New Year's Eve performance of The Beatles' Love by Cirque du Soleil.
Nelly cozy's up with his lady after hosting a New Year's Eve blowout at Haze Nightclub at ARIA in Las Vegas
The "Nothin' on You" rapper rocks the mic at Jet Nightclub at the Mirage in Las Vegas. Magic? Oh yes.
Apparently not working on her New Year's Resolution to "get more sleep" Peepshow star Holly hangs out with pal Angel.
The Kardashian kids prepared to make a little noise for the new year at Tao Las Vegas. Woot woot!
The country-pop superstar rocks the stage at the Borgata Hotel Casino & Spa in Vegas.
Our favorite party monster parties on in Vegas at LAX inside the Luxor, where he was spotted chomping on Trident Vitality gum and swigging champagne.
Those crazy engaged kids blow off steam at the Playboy Mansion.
Clearly enjoying a New Year's sway, the superstar raises the roof in mellow style at Pure Nightclub in Vegas.
Hamster drop, 2010! NYC naysayers wouldn't let her be a baller in Times Square, so The pint-sized Jersey Shore star took her show to MTV's New Year's Bash in Seaside Heights, New Jersey. And she's clearly having a ball, being dropped at midnight, "like a friggin' hamster."
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