Selena Gomez at The Late Show 2013

The 21-year-old actress and singer Selena Gomez performed "Slow Down," a single off her recent album "Stars Dance on "The Late Show with David Letterman" on Thursday, Oct. 17, in a sexy outfit that showed off her midriff." During the show, she wore a black long sleeve crop top and a skirt with two slits on each side from the Versus Versace J.W. Anderson Collection.

The crop top also featured three gold buttons by the collar and Gomez finished off the look with a pair of Giuseppe Zanotti shoes and a fishtail braid in her hair.