PHOTOS: Vanessa Hudgens Celebrates First Birthday Since Split From Zac Efron

Dec. 19 2010, Published 6:15 a.m. ET

Vanessa Hudgens is wasting no time getting into the swing of being a single girl. Fresh off her break-up from Zac Efron, RadarOnline.com found Vanessa in Las Vegas celebrating her birthday.

Vanessa turned 22 on December 14 and had a belated bash Saturday night at PURE Nightclub at Caesars Palace Resort & Casino.

The former High School Musical star is moving into the grown-up world on film as well. Vanessa has two movies coming out next year, Beastly on March 18 and Sucker Punch on March 25.