Headliners include Ariana Grande, Childish Gambino, Twenty One Pilots, The Strokes, Tame Impala and more.
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On Tuesday, Lollapalooza teamed up with PAWS Chicago to reveal some of the artists in a 14-minute video featuring cute dogs.
Tuesday, four-day tickets for the festival went on sale Four-day passes can be purchased on the Lollapalooza website.
RELATED: 4-day Lollapalooza tickets on sale
The 4-day general admission ticket costs $340, with the general admission plus tickets costing $650, VIP tickets $2,200 and Platinum tickets at $4,200.
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Lollapalooza features more than 170 performances over course of the four day festival, Lollapalooza says.
The music festival is August 1-4 in Grant Park. Four-day passes sold out in eight days last year.