LAS VEGAS, NV - MAY 20: Singer Katy Perry arrives at the 2012 Billboard Music Awards held at the MGM Grand Garden Arena on May 20, 2012 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic)
LAS VEGAS, NV - MAY 20: Singer Katy Perry arrives at the 2012 Billboard Music Awards held at the MGM Grand Garden Arena on May 20, 2012 in Las Vegas, Nevada. (Photo by Jon Kopaloff/FilmMagic)