Nicole Scherzinger celebrates double birthday

It's celebration time for Nicole Scherzinger. The Pussycat Dolls star, who will turn 33 this Wednesday (June 29), celebrated her birthday in advance over the weekend by throwing two parties in Las Vegas. She was given a surprise birthday cake at Sin City's Lavo nightclub on June 24 and she cut birthday cake at Marquee Dayclub on June 25.

Nicole Scherzinger also had dinner with her friends at Tao club in the evening. They cut another birthday cake at the club and posed for photos.

Nicole Scherzinger has been in the news of late for replacing Girls Aloud singer Cheryl Cole for the judging panel of the US X Factor. She is joining Simon Cowell, L.A. Reid and Paula Abdul to judge the popular reality show.