Halsey, ScHoolboy Q, The Chainsmokers, Korn, and Nickelback also get in on the hate.
Also playing the Chicago event will be Smokey Robinson, Francis and the Lights, O.A.R, and others.
All in the name of charity!
Robert Plant, Lauryn Hill, The Decemberists, & Lupe, too.
Kenny Chesney, Norah Jones, Jeff Tweedy and more head to Milwaukee.
New festival alert!