As we inch closer to the warmer weather, festival announcements have been all the talk. This morning Bonnaroo announced their 2015 line up. The Manchester, Tennessee festival will be headlined by Kendrick Lamar Billy Joel, Mumford & Sons and Deadmau5. Other notable acts include Freddie Gibbs, Childish Gambino, Run The Jewels, and Dej Loaf. Tickets go on sale Saturday at 12pm EST, with the festiv taking place July 11-14th.