Entertainment

Entertainment 2-day iHeartRadio festival kicks off on Las Vegas 2-day iHeartRadio festival kicks off on Las Vegas (Photo Gallery)
Taylor Swift didn't divulge any more new secrets about her forthcoming album when she took the stage at the iHeartRadio Music Festival in Las Vegas, but the crowd's enthusiasm about her bouncy new single, "Shake it Off," seems to bode well for the new record.