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Harry Styles

LAS VEGAS, NV – SEPTEMBER 22: Harry Styles attends the 2017 iHeartRadio Music Festival at T-Mobile Arena on September 22, 2017 in Las Vegas, Nevada. (Photo: Getty Images for iHeartRadio)

Gallery: On the scene at the 2017 iHeartRadio Festival

Check out exclusive photos of the onstage and backstage action from the iHeartRadio Festival at Las Vegas’s T-Mobile Arena!