Milwaukee's Summerfest reveals 2014 lineup with OutKast, Lady Gaga, Dave Matthews Band and more

Milwaukee's Summerfest has announced its 2014 lineup with OutKast, Lady Gaga, Dave Matthews Band, ZacBrown Band, Fall Out Boy, Paramore, Darius Rucker and Brad Paisley.

Other notable acts include New Order, Nas, Tegan & Sara, Rise Against, Girl Talk, Gary Clark Jr., Ray LaMontagne, The Head and the Heart, The Hold Steady, Best Coast, Ludacris, Atmosphere, Brand New, Umphrey's McGee, and Joan Jett & The Blackhearts.

The lineup also includes Melissa Etheridge, Fitz & The Tantrums, The Airborne Toxic Event, B.o.B., The Fray, The Neighbourhood, Ben Harper and Charlie Musselwhite, Trombone Shorty & Orleans Avenue, ZZ Ward, Cheap Trick, Walk Off the Earth, Ziggy Marley, A Great Big World, Kool and the Gang, Switchfoot, Yonder Mountain String Band, The Wailers, Rusted Root, George Thorogood & The Destroyers, The Crystal Method, Delta Rae, St. Lucia, Moon Taxi, Taj Mahal Trio, and Matisyahu.

Summerfest, billed as the world's largest music festival, takes place at Henry Maier Festival Park from June 25-29 and July 1-6. General admission tickets are on sale now through the festival's website. Tickets for headlining performances, which take place at Marcus Amphitheater, are sold separately.