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!
Justin Bieber's 20th birthday is coming up this weekend and the birthday boy is on the cover of the latest "Rolling Stone."
The singer is pictured on stage, shirtless, showing off his tattoos. Check it out below!