Mary J. Blige Parties at Perez Hilton’s “One Night in New York City”

 Ivan Nicolov/WENN

Mary J. Blige attending OpenSky presents Perez Hilton's "One Night In New York City" event (sponsored by Music Choice's SWRV TV). 

Christina Milian playing with daughter Violet by the pool at Mondrian South Beach in Miami.

Jim Carrey going to the opening of Harry Morton's new restaurant Fukuburger in Hollywood. 

Jay Leno at The Supper Club's 25 Year Anniversary for Heritage Classics in L.A.

Pete Wentz bowling three strikes in a row at High Rollers at Foxwoods in Uncasville, CT.

— Rooney's Robert Coppola Schwartzman launching a solo career with the release of his new album Double Capricorn at his private Hollywood residence, where he toasted everybody with Ketel One.

Dylan McDermott hanging out between interviews playing Tetris: Axis on Nintendo 3DS in NYC. 

Channing Tatum and wife Jenna Dewan laughing and eating macaroni and cheese while enjoying a romantic date night at STK in L.A.

Natasha Bedingfield and husband Matthew Robinson enjoying gluten-free smoothies at The Soft Serve Fruit Co. in NYC.

Maggie Gyllenhaal celebrating the opening of the new CB2 Eastside store in NYC. 

Lance Bass hanging with friends during a launch party for Citizen New York's new app for iPad at Catch in NYC.

Ryan Phillippe enjoying a night out with friends while Chuck Barrett DJed a 2 year anniversary celebration of Juliet Supper Club in New York City.

Hilary Swank enjoying pumpkin cake at Recette in NYC's West Village.

— Adrian Grenier drinking Grey Goose cocktails while DJ Sam Ronson spun at Gallery Nightclub inside Planet Hollywood Resort & Casino in Las Vegas.

The Fray partying in the Living Room Bar inside W New York – Downtown after their private concert for Starwood Preferred Guests.

50 Cent working out at Reliquary Fitness center inside Hard Rock Hotel & Casino in Las Vegas.

Harry Potter stars Bonnie Wright and Jamie Campbell Bower gambling at the Roger Dubuis Monaco Event in Monaco.

Kim Kardashian (wearing Lorraine Schwartz jewelry) talking about the experience of losing her father to cancer at the 2011 Angel Ball in NYC

Mel Gibson trading in a traditional cigarette for an odorless South Beach Smoke electronic cigarette while mingling with a pretty blonde at a private house party in Beverly Hills.

Whitney Port and Betsey Johnson providing aspiring fashionistas the opportunity to learn the fundamentals of the business at Teen Vogue Fashion University in NYC. 

Christina Hendricks giving her Mad Men co-stars bottles of Johnnie Walker Double Black, the newest edition to the House of Walker, in L.A.

Jaime Pressly and her boyfriend Hamzi Hijazi hanging with Nick Lachey and Vanessa Minnillo as DJ Kiss spun at Jennifer Lopez' concert after-party at Ballo in Mohegan Sun in Montville, CT.

Drita D'avanzo dancing with a girlfriend as DJ Pauly D spun at The Pool After Dark at Harrah's in Atlantic City, NJ.

George Clooney and Stacy Keibler getting cozy at The Descendants premiere afterparty at Stone Rose Lounge in NYC.

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