Sonic Youth's Thurston Moore described All Tomorrow's Parties festivals recently as "the ultimate mixtape." He's better with words than we are. No, not really. Warp Films has announced today that on September 23rd, they'll be releasing All Tomorrow's Parties, a "DIY concert film" that features live ATP footage culled from the festival's young history, one that includes performances by Daniel Johnston, Battles, Sonic Youth, Patti Smith, Portishead, Belle And Sebastian, Animal Collective, Iggy and the Stooges, Mogwai, Grinderman, Slint, Grizzly Bear, The Yeah Yeah Yeahs, The Gossip and The Boredoms. Directed by includes contributions from Jonathan Caouette, the film also features contributions from cinematographer Vincent Moon of Take Away Shows webfame.