She’s been flying under the radar as of late, but Lauren Conrad made a special New Year’s Eve appearance on December 31st. The “LA Candy” author looked super trendy in a black dress and heels as she stepped out for an NYE bash at Eva Longoria’s popular eatery, Beso. Joined by her gal pals from “The Hills” Conrad partied the night away with BFF Lauren “Lo” Bosworth along with Stephanie Pratt.

Ringing in the New Year with a fun-filled evening, Mariah Carey performed at Madison Square Garden in New York City on December 31st. The “Shake It Off” songstress looked amazing in a dazzling dress as she rocked the house just before counting down to midnight when husband Nick Cannon joined her on stage to share a New Years kiss. Following the sold-out concert, Mimi and Nick hit up M2 Ultra Lounge to host their New Year’s Eve after party celebration

Having just flown into town earlier in the day, Lindsay Lohan spent her New Year’s Eve partying it up in the beautiful St Barth locale. Joined by a few friends, the “Mean Girls” starlet took to Gustavia harbor to partake in a shindig thrown by hip-hop mogul Russell Simmons

Jetting off to the islands for the New Year’s holiday, Lindsay Lohan has opted to kick off 2010 in sunny St Barth. Showing off her fit figure, the “Georgia Rule” actress tweeted a sexy personal bikini pic as she cruised around the Caribbean waters ahead of a scheduled appearance at Russell Simmons’ NYE bash. Updating her fans and followers of her holiday trip, LiLo tweeted, “Starting my new year off with friends&family, the way it should be…..

Ready to ring in 2010, the stars have been traveling about the globe to reach their New Year’s Eve party destinations. Among this year’s fetes are numerous Sin City soirees, with Nicole Richie and Joel Madden holding court at Lavo nightclub while 50 Cent and the Black Eyed Peas also hosting their own celebrations. Meanwhile, Lady GaGa will be taking to the James L

Gearing up for another day on the Broadway stage, Ashlee Simpson was spotted leaving her apartment in New York City on Thursday morning (December 31) . The former “Melrose Place” actress was looking stylish in a wintertime ensemble with a matching derby hat as she headed over to the Ambassador Theatre

She’s no stranger to swanky soirees and last night (December 30) Kim Kardashian was spotted hosting a Pre-New Year’s Eve Party in Las Vegas. Joined by gal pal Brittny Gastineau, the “Keeping Up with the Kardashians” babe looked lovely as she posed for the paparazzi outside Eve Nightclub inside City Center

Stepping out for a swanky evening out, Kellan Lutz was spotted attending the grand opening party for Klutch nightclub in Miami Beach last night (December 29).