2015 Billboard Music Awards - Show
In This Photo: Charli XCX, Iggy Azalea
Recording artists Iggy Azalea (L) and Charli XCX accept the Top Rap Song award onstage during the 2015 Billboard Music Awards at MGM Grand Garden Arena on May 17, 2015 in Las Vegas, Nevada.
(May 16, 2015 - Source: Ethan Miller/Getty Images North America) more pics from this album »