CARSON, CA - MAY 14: Singer Demi Lovato performs on stage at 102.7 KIIS FM's Wango Tango 2016 at StubHub Center on May 14, 2016 in Carson, California. (Photo by Jeff Kravitz/FilmMagic,)
CARSON, CA - MAY 14: Singer Demi Lovato performs on stage at 102.7 KIIS FM's Wango Tango 2016 at StubHub Center on May 14, 2016 in Carson, California. (Photo by Jeff Kravitz/FilmMagic,)