2012 iHeartRadio Music Festival - Day 1 - Backstage
LAS VEGAS, NV - SEPTEMBER 21: Singer Demi Lovato appers backstage during the 2012 iHeartRadio Music Festival at the MGM Grand Garden Arena on September 21, 2012 in Las Vegas, Nevada. (Photo by Isaac Brekken/Getty Images for Clear Channel)
iHeartRadio Festival 2012!
Check out photos from the massive iHeartRadio Festival 2012 in Las Vegas!