Spotted! The Coolest Celeb Happenings This Week – December 9

Dec. 9 2011, Published 9:22 a.m. ET

Emmanuelle Chriqui rocked a Valentino frock and a Baume & Mercier Hampton watch at the brand’s Winter Seaside Celebration to benefit Love146 at Tourneau in New York.
Dancing with the Stars Chelsie Hightower leaving the Music Box in Hollywood with her new man, Adam Sabbagh. Insiders confirm that Adam, who recently bought David Beckham's Porsche 911 and Chelsie have been quietly dating.
Rocking Rebecca Minkoff and Bauble Bar jewels, Gossip Girl’s Michelle Trachtenberg channeled her inner vixen at the opening of New York’s newest hotel destination,LOLA!
Justin Bieber was spotted enjoying a snowboarding lesson at Canyons Resort, a ski resort in Park City.
Charlize Theron professing her undying love to young adult costar Patton Oswalt. Charize refused to let him go during her acceptance speech at the IFP Gotham Awards sponsored by Heineken.
Ed Westwick posing for photos with his male and female dining companions at New York restaurant Per Se. The Gossip Girl star examined the images on the digital camera and smiled his approval to his waiter who snapped the pictures during a group dinner.
Topher Grace enjoying some Emergen-C! at Producer Jennifer Klein's annual holiday party in Brentwood.
Celebrities, artists and socialites partied the night away while listening to an exclusive performance by Nas at Art Basel at the Ricochet Lounge in Miami. Guests enjoyed McDonald's Big Mac Sandwiches and Mac Snack Wraps throughout the evening.