LAS VEGAS, NV - MAY 17: Kelly Clarkson performs onstage during the 2015 Billboard Music Awards held at the MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Michael Tran/WireImage)
LAS VEGAS, NV - MAY 17: Kelly Clarkson performs onstage during the 2015 Billboard Music Awards held at the MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Michael Tran/WireImage)