2015 Billboard Music Awards - Red Carpet [Getty Images]

LAS VEGAS, NV - MAY 17: (L-R) Model Lily Aldridge, actress Hailee Steinfeld, recording artist Taylor Swift and actress/singer Zendaya attend the 2015 Billboard Music Awards at MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada. (Photo by Michael Buckner/BMA2015/Getty Images for dcp)

Getty Images Entertainment Michael Buckner/BMA2015