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!
Alex Clare is in the running for iHeartRadio's best interview at Lollapalooza 2013. He chats with Kennedy about the difference between zombies and vampires, the IE 9 commercial that put him on the map, and his new baby girl. Plus, Alex and Kennedy throw down an impromptu mouth trumpet jam sesh.