LAS VEGAS, NV - MAY 17: Singer Mariah Carey arrives at the 2015 Billboard Music Awards at MGM Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Gregg DeGuire/WireImage)
LAS VEGAS, NV - MAY 17: Singer Mariah Carey arrives at the 2015 Billboard Music Awards at MGM Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Gregg DeGuire/WireImage)