U2, Drake, Britney Spears headline iHeartRadio Music Festival 2016
iHeartMedia has announced the headliners for the 2016 iHeartRadio Music Festival. They include U2, Drake, Britney Spears, Sam Hunt, twenty one pilots, Billy Idol, Florida Georgia Line, OneRepublic, Sia, Cage The Elephant, Zedd, Tears for Fears, Ariana Grande, Pitbull, Usher…