Selena Gomez vamped it up for her exclusive London gig. The 23-year-old singing star put on a leggy display in a daring and dramatic satin gown and killer heels as she took to the stage to perform for a star-studded crowd. Despite the famous faces in the audience the brunette beauty ensured everyone only had eyes for her as she flaunted her fabulous figure in her thigh split strapless ensemble.The event, held at London members club Annabel's, was an opportunity for the pop princess to showcase her new album, Revivial.