Jamie Kennedy, Nikki DeLoach Party at Champagne Celebration

 Erik Neder

Jamie Kennedy and Nikki DeLoach sipping some bubbly at the Champagne Nicolas Feuillatte's 35th Anniversary Celebration in Beverly Hills.

Taye Diggs and illustrator Shane W. Evans signing copies of their new children's book Chocolate Me at Books of Wonder in NYC.

One Tree Hill's Kate Voegele sipping on the Majorelle Blue cocktail at BlackBook's Midnight Mixologists Presented by Stoli event at MyStudio in Hollywood.

— James Lafferty dancing the night away with friends at NYC hotspot Riff Raff's.

Kelly Rutherford wearing Ramy Brook at the Bergdorf Goodman 5F Flea event in NYC. 

Joe Jonas and Chace Crawford chatting at the CK One Shock Launch party at Gunbar in NYC.

Paris Hilton chatting with Pacha New York owner Eddie Dean about her DJ career in Ibiza

High School Musical's Corbin Bleu playing Star Fox 64 3D on Nintendo 3DS during a break from filming his new movie in Toronto.

Alexander Skarsgard drinking Apothic Red Wine at the Melancholia after party in NYC.

Audrina Patridge leaving Nine Zero One Salon in West Hollywood with her brightened locks and Great Lengths extensions.

Jake Gyllenhaal getting turned away from the Russian and Turkish Bathhouse because of a private Elit by Stoli event in NYC. 

Nina Dobrev kicking off Breast Cancer Awareness Month at PUMA Project Pink Day at the Puma store in NYC. 

Sofia Vergara and boyfriend Nick Loeb enjoying a few kisses while dining at Katsuya in Brentwood, CA.

Juno Temple dancing with her cast members during the Cinema Society afterparty for Weinstein Films' Dirty Girl at Jimmy at the James Hotel in NYC.

Katie Couric and her daughter sitting down to dinner at Orso restaurant before seeing The Mountaintop on Broadway in NYC. 

Jessica White and friends doing shots of Cafe Patron during a group dinner to celebrate her recent engagement at CO-OP in New York.

Ryan Seacrest and Julianne Hough jumping onto the dance floor while DJ Bizzy spun during the after party of Craig Brewer’s Footloose at the W Los Angeles – Westwood.

Busy Phillips reading Miss Rumphries to children (including daughter Birdie) at the Milk + Bookies story time event with celebrity readers at Westfield shopping center in Culver City, CA.

Julianne Moore picking up KBL sunglasses and Isabel Marant booties on a fall shopping trip at Edit New York on NYC's Upper East Side. 

Alex McCord celebrating her birthday hosted by husband Simon van Kempen at NYC restaurant Mulberry Project along with friends including Real Housewives of NYC star Ramona Singer.

Heartland co-stars Zac Efron and Heather Graham sharing a $100,000 15L bottle of Armand de Brignac Nebuchadnezzar with a Russian billionaire at Chicago's new hotspot Board Room

Jason Derulo checking out the launch event for Madison Square Garden's New Signature Collection; he loved the lobster and shrimp rolls from Aquagrill.

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