VIP Scene: Kristin Cavallari Parties in St. Maarten, Lindsay Lohan Plays DJ

· Kristin Cavallari hitting up Tantra Night Club and Sanctuary in St. Maarten.

· The Real Housewives of New Jersey star Albie Manzo making an appearance at celeb blogger Micah Jesse's graduation party at Tenjune sponsored by Svedka Vodka.

· Jessica Lowndes picking up Np2 nail polish and Desert Essence Organics skincare at the Upfronts Gifting Suite at W New York.

· Hayden Panettiere listening to Kylie Minogue perform at the Miracle Africa International Foundation to fight Malaria event in Cannes, France.

· Leighton Meester meeting up with Jessica Szohr at the Habitual denim party in NYC.

· Jay Leno and Bob Saget hanging out at The First Annual SkakesBEER Kegger at Lynette and Adam Carolla's house in Malibu.

· Ashley Tisdale drinking water and typing on her BlackBerry at Underground club in Chicago.

Learn more about Ashley Tisdale and other teen stars

· Sheryl Crow hanging out at the "Brett Ratner presents Scott Caan Photographs Volume 1" party in LA.

· Molly Sims dinning with her parents and nephew at Georgica Restaurant & Lounge in East Hampton, NY.

· Mariah Carey, Seal and Tom Jones (and other talent brought in by Platinum Rye Entertainment) performing at the grand opening of the Mardan Palace resort in Antalya, Turkey.

· Sienna Miller getting her brows done at Anastasia in Beverly Hills.

· Brooke Shields trying on bathing suits and hats at Inca boutique at Gansevoort South hotel in Miami.

· Chace Crawford throwing a wrap party for the cast and crew of Twelve at Avenue nightclub in NYC.

See photos of Chace Crawford and other stars before they were famous

· Kate Bosworth sneaking out for a smoke break with boyfriend James Rousseau at the TeaZazz-sponsored REEL Recovery Film Series in LA.

· Lindsay Lohan testing her deejay skills with DJ Mel deBarge at The Eldridge in NYC.

· Ed Westwick mingling with models at the Secrets of the Modeling World party at Hudson Terrace in NYC.

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