Tom Petty & the Heartbreakers and Phil Lesh & Friends, are to share headlining duties with Radiohead at the June 16-18 campout. Other confirmations range from Bonnie Raitt to Damian Marley to Clap Your Hands Say Yeah, and organizers say more than 20 acts are still to be announced.

The festival will take place on the same 700-acre farm in Manchester, Tenn., and will feature a 24-hour cinema, comedy tent, arcade, beer festival, Mardi Gras parade, Internet café, digital music lounge, wireless hot spots, silent disco, masquerade ball, restaurants and more.

Bonnaroo will be Radiohead’s only American festival appearance this summer, according to Bonnaroo organizers.

Although organizers have not confirmed which bands will play which day, the following acts are all set to appear at the festival:

Radiohead, Tom Petty & the Heartbreakers, Elvis Costello & the Imposters, Bonnie Raitt, Death Cab for Cutie, moe., Bright Eyes, The Neville Brothers, Bela Fleck & the Flecktones, Buddy Guy, Damian Marley, Ben Folds, Robert Randolph & the Family Band, Dr. John, Matisyahu, G. Love & Special Sauce, My Morning Jacket, Ricky Skaggs & Kentucky Thunder, Steel Pulse, Mike Gordon and Ramble Dove, Cat Power, Medeski Martin & Wood, Nickel Creek, Gomez, Steve Earle, Blues Traveler, Stephen Malkmus & the Jicks, Dresden Dolls, Son Volt, Clap Your Hands Say Yeah, Jerry Douglas, Soulive, Rusted Root, Devendra Banhart Band, Donavon Frankenreiter, Mike Doughty, Sasha, Grace Potter & the Nocturnals, The Magic Numbers, Bill Frisell, Seu Jorge, Bettye LaVette, Dungen, Shooter Jennings, Rebirth Brass Band, Robinella, Andrew Bird, Steel Train, Jackie Greene, Devotchka, Wood Brothers, dios (malos), Toubab Krewe, Marah, I-Nine, Balkan Beat Box, The Motet, and Cat Empire.