Lollapalooza 2014 Lineup Includes Eminem, OutKast & More

It’s official! Eminem will hit the stage for this year’s Lollapalooza music festival in Chicago. In addition to the Detroit rhymer, the reunited rap duo OutKast will also perform. But that's not all.

Other major rap acts performing at the three-day festival include Nas, Chance the Rapper, Iggy Azalea, Childish Gambino, Run the Jewels and Rich Homie Quan, plus, R&B songbird Jhene Aiko.

"Together we have made a party, drawing the fiercest and friendliest party goers from around the world," said Perry Farrell, the founder and host of the festival. "Thank you so much Chicago for causing all the revelry!"

The Lollapalooza music festival is set to take place Aug. 1-3 at Chicago’s Grant Park. Three-day passes are already sold out, however, there are a limited amount of single-day passes available.

You can try your luck at Lollapalooza.com.