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!
Lily Allen joined Miley Cyrus¬†during her show in Nashville this week, and performed Lily's song "Not Fair." During the performance, Lily must have been feeling the Bangerz Tour vibes because she showed off her twerk skills!
Check it out below: