LAS VEGAS, NV - SEPTEMBER 24: Singer Lady Gaga performs onstage at the iHeartRadio Music Festival held at the MGM Grand Garden Arena on September 24, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for Clear Channel)
LAS VEGAS, NV - SEPTEMBER 24: Singer Lady Gaga performs onstage at the iHeartRadio Music Festival held at the MGM Grand Garden Arena on September 24, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for Clear Channel)