Chicago's signature horns herald hits such as "25 or 6 to 4" alongside The Doobie Brothers’ guitar-driven harmonies at an outdoor show

Southern rockers behind "Sweet Home Alabama" and "Free Bird" join Allman Brothers cofounder and Rock and Roll Hall of Fame inductee

Grammy-winning country legend tours behind latest album, Eleven, which includes powerful, popular song "I'm Gonna Love You Through It"

Seven heavy-metal bands lay out industrial-strength riffs and full-on light shows at new outdoor venue

The Black Keys, Snoop Dogg, and Girl Talk join 40+ music acts at an inaugural festival with a 30-foot flamethrower and silent-disco tent

311 blends distorted guitars with reggae groove on hits “Down” and “All Mixed Up” on a summer tour with Slightly Stoopid

Summer concert tour sizzles with ska, reggae & hip-hop hits from Sublime with Rome, Pepper, Less Than Jake & Fear Nuttin Band

Eight evenings of jazz, country, and big-band ensembles include Grammy-winning Vince Giordano & the Nighthawks

String quartets, pianists, and instrumentalists perform pieces by Beethoven, Schubert, and Shostakovich for 13 evenings

Audiences squeal as popular boy band and Nickelodeon stars Big Time Rush pack amphitheaters with sunny summer pop and impeccable dance moves