Demi Lovato has returned to the spotlight with a performance of 'Cool for the Summer' alongside Pabllo Vittar at Rock in Rio, while also confirming her role as Mitchie Torres in the upcoming 'Camp Rock 3', marking a nostalgic comeback. Her chart-topping hits 'Skyscraper' and 'Sorry Not Sorry' have each achieved 5x Platinum certification, and she celebrated her first wedding anniversary with Jordan Lutes.