WATCH: Demi Lovato’s 2015 VMAs Performance with Surprise Guest Iggy Azalea

Demi Lovato gave a colorful and sexy performance at the 2015 VMAs tonight, wearing a black and purple sequin body suit. Lovato performed her hit single “Cool For the Summer” outside the Orpheum theater in downtown Los Angeles. Then, Lovato was joined by surprise guest performer Iggy Azalea who gave the song a quick little remix.