The annual iHeartRadio Music Festival is a two-day music festival in Las Vegas that features today’s biggest names – across genres and formats. Hosted at T-Mobile Arena in Las Vegas on September 20th and 21st, the Festival features two nights of non-stop chart-topping hits, musical World Premieres, and never-before-seen collaborations from the world’s most iconic and hottest artists. Home to artists from McCartney to Mary J. Blige, Drake to Deadmau5 and Timberlake to Taylor, the iHeartRadio Music Festival stage is the biggest multi-genre music event anywhere.