JUST ADDED: 5 Seconds of Summer will be rocking the stage at this year's iHeartRadio Music Festival Village in Las Vegas! The band sat down with Ryan Seacrest to break the news. Click here to buy your tickets now, before they sell out!
The rapper will take the stage alongside previously announced performers including Taylor Swift, Coldplay, Usher, Ariana Grande, Nicki Minaj, Motley Crue, Zac Brown Band, One Direction, Ed Sheeran, Paramore, Iggy Azalea, Train, Eric Church, Lorde, Calvin Harris, Bastille, Steve Aoki and another new addition to the lineup - Weezer.
We can't wait to see 50 bring down the house at the iHeartRadio Music Festival in Las Vegas!