George played on Gary's second solo album, 1971's 'Footprint,' just as Wright had played for Harrison the year before on 'All Things Must Pass.'
The live album was credited not to Lennon and Ono but solely to the Plastic Ono Band.
The UNICEF event featured John and George's first scheduled performance since The Beatles' last concert in 1966, and Lennon's last UK live appearance.
Of making the doc, the director says: “As a long-standing fan of the band, following Yes on the road this year and last on their momentous 50th tour was a dream come...
Yes began their first concert without Chris Squire with an emotional tribute to him, at their August 7 concert in Mashantucket, Connecticut.