-- Kelly Bensimon working out on a stationary bike for the New Year at the FRS Fuels NYC Trucks.

-- Lauryn Hill arriving two hours late for her New Year's Eve performance at the Gansevoort Park in NYC -- and she was staying at the hotel!

-- Jermaine Dupri discussing his remix of Rihanna's song "What's My Name" with DJ DL at Mixx at Borgata Hotel & Casino in Atlantic City.

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-- Bravo's Millionaire Matchmaker cast sipping on NUVO Sparkling Liqueur cocktails at The Grace Hotel in NYC.

-- Flo Rida having dinner with friends at Ainsworth in NYC.

-- Reality star Danielle Staub having dinner with retired NBA player Dante Cunningham at Chart House in Hoboken, NJ.

-- Nicki Minaj celebrating New Year's Eve at her "All Pink Everything" party at Mansion in Miami.

-- Wendy Williams drinking Given tequila at her holiday party at Nikki Beach in NYC.

-- Salma Hayek dancing with her husband Francois-Henri Pinault and making out on the dance floor as DJ Jus Ske played an array of music at Roman Abramovich's party in St. Barts.

PHOTOS: Hollywood's biggest stars reveal their New Year's resolutions

-- David Arquette co-hosting a sneak preview of Beacher's Madhouse in L.A on New Year's Eve.

-- Usher giving singer Sean Garrett a shout-out at his concert in Miami.

-- Christine Taylor bringing her son and daughter to get hair cuts at Cozy's Cuts for Kids salon on NYC's Upper West Side.

-- Cameron Diaz dancing with Ben Lyons, while boyfriend Alex Rodriguez stood nearby, at Marquee's New Year's Eve party at the newly opened Cosmopolitan Hotel in Las Vegas.

PHOTOS: Stars' favorite Vegas hotspots

-- DJ Phresh & DJ Sinatra of 4AM spinning during Drake's New Year's Eve bash at Wall at the W Hotel South Beach in Miami.

-- Dina Manzo getting a blowout at De Berardinis Salon in NYC before heading out to her Ladybug Foundation Event.

-- Christina Hendricks serving Johnnie Walker Black at an intimate New Year's Eve gather in her L.A. home.

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