On New Year’s Eve, Kanye West joined party host Fergie to celebrate the premiere of the highly anticipated 1OAK Las Vegas at the Mirage. After much speculation surrounding his Twitter campaign to DJ on New Year's Eve, Kanye took the stage and thrilled party-goers with a three-hour set.

Last night, Drake performed to a sold out crowd at The Joint at Hard Rock Hotel as part of the New Year's Eve Absolution at the resort.

Lavo kicked off the new year on Sunday with a Hungover and Broke party hosted by Kreayshawn, who surprised the crowd with her song “Gucci, Gucci.” She was joined on stage by Vanessa “V-Nasty” Reece and happily posed for photos with fans throughout the night.

Hip music group Big Boss Man played a special New Year's Eve performance at bar Luch! in Moscow. Big Boss Man's style is a hybrid of Rn'B, funk, Latin, jazz, soul and pop.

Lady Gaga took center stage on New Year's Eve performing live in Times Square. Not only did Mother Monster wow the crowd with her medley of hits, she was was personally invited by Mayor Michael Bloomberg to will help ring in 2012 by pushing the button that drops the iconic crystal ball.

Shakespearean actor David Tennant fittingly celebrated his wedding to Georgia Moffett with a New Year's Eve reception at London's Globe Theatre.

Real Housewives of Orange County Alexis Bellino and Tamara Barney hosted a CîROC New Years party at Beverly Club in Los Angeles, California.

While most people expected newlyweds Prince William and Kate to mark their first New Years as a married couple with a lavish celebraton with Prince Charles and Camilla in Scotland, Pippa Middleton had another plan in mind.

Kim Zolciak of the Real Housewives of Atlanta hosted a New Years Eve celebration at Beauty & Essex. Guests including designer Marc Bouwer sipped CîROC cocktails and danced to the pulsating DJ as Kim counted down the moments til midnight.

Beverly Hills' favorite housewife Taylor Armstrong along with best friend, Jennifur Diamond and CîROC & Bravo's sweepstake winner, Shaneeka Hickling joined Chicago's elite to say farewell to 2011 at CîROC The New Year Chicago at hotspot Enclave.

As gambling and casino legislation remains a hot-topic for Miami-Dade, Seminole Casino Coconut Creek continues its expansion with the grand opening of Stax Poker Room.

Kourtney Kardashian, Scott Disick, Nicole Richie, Joel Madden, Benji Madden, Holly Madison and Ronnie Ortiz-Margo all kicked off their New Year's Eve festivities with dinner and shopping at Sugar Factory American Brasserie inside Paris Las Vegas last night.  

Rob Kardashian counted down to 2012 looking quite dapper in a black tuxedo and bow tie. He walked the red carpet before heading into the New Year festivities at the Wynn Las Vegas hot spot.

Kaskade brought in the new year at Marquee Nightclub at the Cosmopolitan of Las Vegas. The deejay, named America’s Best DJ by DJ Times, took to the booth just before midnight and led the packed club in the countdown, which was displayed on Marquee’s 40-foot LED screen above.   

New Year's Eve in Las Vegas would not be complete without an all-out bash hosted by the queen of Sin City Holly Madison.

Framed by the brilliant fireworks displays at Caesars Palace, Planet Hollywood and Aria at midnight, New Year's Eve revelers at Chateau Gardens at Paris Las Vegas had great views of the Strip at the bash hosted by Scott Disick and Kourtney Kardashian.

Restaurants come and go but Manson has remained a firm fixture on the Fulham Road dining scene.

Bombshell Laura Croft, co-star of E! Entertainment’s hit show “Holly’s World,” hosted an over-the-top New Year’s Eve party at Crazy Horse III and Posh Boutique Nightclub, proving herself to be the ultimate party socialite.