Singer Ariana Grande performs during the 2014 MTV Europe Music Awards at the SSE Hydro Arena in Glasgow, on November 9, 2014. (Photo by Toby Melville/Reuters)
Iggy Azalea (L) and Ariana Grande perform onstage during the 2014 Billboard Music Awards held at MGM Grand Garden Arena on May 18, 2014 in Las Vegas, Nevada. (Photo by Michael Tran/FilmMagic)
Lady Gaga attends the 2011 CFDA Fashion Awards at Alice Tully Hall, Lincoln Center on June 6, 2011 in New York City. (Photo by Andrew H. Walker/Getty Images)
(L-R) Poppy Delevingne, Model of the Year Cara Delevingne, Joan Smalls and Karlie Kloss pose in the winners room at the British Fashion Awards at London Coliseum on December 1, 2014 in London, England. (Photo by Pascal Le Segretain/Getty Images)
Kristen Wiig (2nd L) and Maddie Ziegler (2nd R) dance to Sia's “Chandelier” as the artist (R) stands with her back to the audience while performing at the 57th annual Grammy Awards in Los Angeles, California, February 8, 2015. (Photo by Lucy Nicholson/Reuters)