Doug Reinhardt and Paris Hilton attend TAO Bistro at the Venetian on February 20, 2010 in Las Vegas, Nevada. Paris Hilton partied on her 29th birthday Las Vegas-style Saturday night, with beau right by her side. The socialite strutted down the red carpet (you know, just like the rest of us mark our B-days) before heading into her party wearing a white Preen dress, Christian Louboutin shoes, and a gift from Reinhardt—a pair of sparkly Chanel earrings. While there

Tommy Lee and DJ Aero DJ's at Blush Boutique Nightclub at Wynn Las Vegas on February 17, 2010 in Las Vegas, Nevada.

Reality television personalities Spencer Pratt and Heidi Montag attend Pure Nightclub on February 13, 2010 in Las Vegas, Nevada.

Kendra Wilkinson Baskett and Hank Baskett host a Valentine's Day celebration at Eve nightclub at CityCenter on February 13, 2010 in Las Vegas, Nevada.

Sports Illustrated swimsuit model Bar Refaeli arrives at the Sports Illustrated Swimsuit 24/7: SI Swimsuit Overtime at TAO Nightclub at the Venetian on February 12, 2010 in Las Vegas, Nevada

Holly Madison hosts pre big game party at LAVO Nightclub at The Palazzo on February 6, 2010 in Las Vegas, Nevada.

Jayde Nicole celebrates her birthday at Eve Nightclub on February 5, 2010 in Las Vegas, Nevada. Jayde Nicole Hosts Her Birthday And Kick Off To Super Sunday Weekend At Eva Longoria Parker's Eve Nightclub At CityCenter

Holly Madison attends Lee Canyon Ski Resort with Carrot Top on February 2, 2010 in Las Vegas, Nevada.

Wilmer Valderrama celebrates his 30th birthday party at Eve Nightclub on January 30, 2010 in Las Vegas, Nevada.