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!
President Obama is the latest guest on the (intentionally cringeworthy and insane) "Between Two Ferns and Zach Galifianakis."
It defies description.
Check out the video below!