Ashley Tisdale is a Workout Bunny

Ashley Tisdale struts her stuff in a Camilla and Marc studded tank and a Whitley Kros Black High Waisted Skirt at the premiere of The House Bunny held at the Mann Village Theater on Wednesday in Westwood, Calif.

The 23-year-old actress was accompanied by her older sister, Jennifer Tisdale.

Earlier in the day, the High School Musical star went shopping for exercise equipment at Busy Body fitness.

Rumer Willis, Anna Faris, Emma Stone and Katharine McPhee were all there at the premiere to promote their movie.

15+ more pics inside of Ashley Tisdale as a workout bunny…