Ashley Tisdale sizes up her pink and purple PURE birthday cake as she celebrates at the nightclub inside Caesar’s Palace in Las Vegas on Friday night July 15. The 26-year-old actress, wearing a Foley & Corinna dress and Christian Louboutin booties, partied it up with a group of her closest girlfriends. “So excited to be in Vegas with my girls @jenkellytisdale @heatherhemmens @Laura_New @kimhidalgo @baileysgirl @sammydroke @shelleybuckner Emily and Bonnie! Just Missin Nessa can’t wait for her to be home soon!!!! Yay!!!” Ashley tweeted in excitement. Ashley is also spotted at Equinox Gym in West Hollywood early Friday. Check out the pictures below.