Isle of Wight Festival the world, with estimates of over 600,000, surpassing the attendance at Woodstock. Included in the line-up of over fifty performers were Jimi Hendrix, Miles Davis, The Doors, The Who, Lighthouse, Ten Years After, Emerson, Lake & Palmer, Joni Mitchell, The Moody Blues, Melanie, Donovan, Gilberto Gil, Free, Chicago, Richie Havens, John Sebastian, Leonard Cohen, Jethro Tull, Taste and Tiny Tim. The unexpectedly high attendance levels led, in 1971, to Parliament adding a section to the Isle of Wight County Council Act 1971 preventing overnight open-air gatherings of more than 5,000 people on the island without a special licence from the
The Who Tour 1970 Know Myself" regularly; "Naked Eye", although unfinished in the studio, was performed in various arrangements on the tour as well, generally during the long show-ending jams catalysed by "My Generation". The group's stage show on this tour would basically remain for the rest of the year. Following the American tour, the band was one of the headlining acts at the Isle of Wight Festival 1970 and embarked on a short European tour shortly afterward. A number of shows in the United Kingdom followed, the last being a Christmas benefit concert at The Roundhouse in London where they included what was