MIAMI BEACH , FL - JULY 02: (EXCLUSIVE COVERAGE) Demi Lovato performs at the Y-100 cool for the summer pool party held at the Fontainebleau on July 2, 2015 in Miami Beach, Florida. (Photo by Larry Marano/Getty Images)
MIAMI BEACH , FL - JULY 02: (EXCLUSIVE COVERAGE) Demi Lovato performs at the Y-100 cool for the summer pool party held at the Fontainebleau on July 2, 2015 in Miami Beach, Florida. (Photo by Larry Marano/Getty Images)