Taking the stage at the famed British music festival at 2 a.m. on August 30, 1970, Roger Daltrey, John Entwistle, Keith Moon, and Pete Townshend electrified the early-morning audience with performances of such Who faves as "I Can't Explain," "My Generation," "Magic Bus," and others, including several songs from the group's then-new rock opera "Tommy." 134 min. Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, DTS 5.1, Dolby Digital stereo; bonus performances; interview.