Photos: Green Day, Demi Lovato, Kathy Griffin and Ryan Lochte at the iHeart Music Festival

Ryan Lochte. Photos: ©Erik Kabik/

On Friday night, the iHeart Music Festival went off with a bang at the MGM Grand Garden Arena. Green Day, Demi Lovato, comedian Kathy Griffin and swimmer Ryan Lochte all performed at the concert. Photographer Erik Kabik shared photos of the arrivals from the concert.

Click on the photos below to enlarge.

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