Britney Spears & Mariah Carey at the Billboard Music Awards 2015

Coverage of the Billboard Music Awards 2015 with Britney Spears, Charlie Ebersol, Jennifer Lopez, Mariah Carey, Taylor Swift, One Direction, Louis Tomlinson, Liam Payne, Niall Horan, Harry Styles, Iggy Azalea, Meghan Trainor, Kendal Jenner, Kylie Jenner, Calvin Harris, Rita Ora, Chrissy Teigen, Charli XCX, Zendaya Coleman, Wiz Khalifa, David Lee Roth, on May 17, 2015. © 2015 CelebrityFootage http://www.celebrityfootage.com/ Twitter:   / celebfootage   Facebook:   / celebrityfootage