Kristin Cavallari in Bikini - Sexy DJ

On Saturday, April 24th, The Hills star Kristin Cavallari hosted the day at LIQUID Pool Lounge, the newest adult-only pool party to hit the Vegas Strip, at ARIA Resort & Casino at CityCenter (Photo by Denise Truscello/WireImage). Cavallari wore a tiny black bikini with a sheer black top that showed off her perfect figure.The 23-year-old reality TV starlet could be seen frolicking in the pool