Popsugar Juntos Demi Lovato Demi Lovato's Best Onstage Outfits of 2015 A Definite Ranking of Demi Lovato's Best 2015 Onstage Outfits — From Least to Most Naked January 3, 2016 by Alessandra Foresto View On One Page Photo 13 of 17 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 At the MTV Video Music Awards in Los Angeles For her steamy performance of "Cool For the Summer," Demi chose a leotard with cutouts. Cutouts! Nakedness Level: 6 Previous Next Start Slideshow Demi LovatoBest Of 2015