Autrefois festival itinérant parcourant les USA, le Lollapalooza (le nom le plus impossible à répéter) est depuis des années mythique.
Il attire ce que l'on fait de mieux en musique rock, mais aussi hip-hop et electro.

RADIOHEAD - NINE INCH NAILS - RAGE AGAINST THE MACHINE - Kanye West - Wilco - The Raconteurs - Louis XIV - Love and Rockets - Gnarls Barkley - Bloc Party - The Black Keys - Broken Social Scene - Lupe Fiasco - Flogging Molly - Mark Ronson - Cat Power - The National - G. Love & Special Sauce - Sharon Jones & the Dap-Kings - Explosions in the Sky - Brand New - Gogol Bordello - Stephen Malkmus & The Jicks - Dierks Bentley - Okkervil River - Amadou & Mariam - Blues Traveler - John Butler Trio - Girl Talk - Your Vegas - CSS - Eli "Paperboy" Reed & the True Loves - Battles - Steel Train - Jamie Lidell - Bang Camaro - Butch Walker - The Blakes - Mates of State - Tally Hall - Spank Rock - White Lies - Brazilian Girls - Magic Wands - Chromeo - Electric Touch - Duffy - Innerpartysystem - The Kills - The Postelles - Rogue Wave - The Parlor Mob - The Go! Team - Bald Eagle - Mason Jennings - Krista - The Gutter Twins - Ha Ha Tonka - Yeasayer - Witchcraft - Grizzly Bear - We Go To 11 - MGMT - Sofia Talvik - The Weakerthans - Booka Shade - Santogold - Black Kids - Black Lips - Dr. Dog - Nicole Atkins & the Sea - The Ting Tings - Kid Sister - Office - The Cool Kids - What Made Milwaukee Famous - Does It Offend You, Yeah? - The Whigs - Manchester Orchestra - Foals - Uffie - The Octopus Project - Cadence Weapon - Ferras - De Novo Dahl - Noah and the Whale - Margot & the Nuclear So and So's - K'NAAN - Serena Ryder - Newton Faulkner