When: Aug. 1-3
Where: Grant Park, Chicago, IL
How much: sold out
Lineup: Eminem, Outkast, Kings of Leon, Arctic Monkeys, Skrillex, Lorde, Iggy Azalea, the Avett Brothers, Foster the People, Calvin Harris, Nas, Trombone Shorty & Orleans Avenue, Spoon, Cage the Elephant, Young the Giant, Chance the Rapper, Grouplove, Rebelution, Jenny Lewis, John Butler Trio, Parquet Courts, Jon Batiste & Stay Human and many more.
