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.
The 1974 album continued the huge success that Ringo enjoyed in the years after The Beatles' demise.
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.'
'Photograph' was co-written by Starr with George Harrison, as their close post-Beatles working relationship continued.
The film documents the couple's unique and enduring relationship and the creation of the 1971 album 'Imagine.'
'Living In The Material World' featured such friends as Ringo Starr, Leon Russell, Gary Wright and Nicky Hopkins.
The English guitarist was ready for the solo debut that arrived in the spring of 1972.
Ringo's first studio recording outside of The Beatles featured remakes of standards that the Starkey family would sing around the house and at special gatherings.
The track is taken from the definitive 'Imagine: The Ultimate Collection' 6-disc box set, due for release on 5 October.
Klaus Vormann, who designed The Beatles' 'Revolver' and Genesis Publications announce the 'Revolver 50: The Collage Series' of 250 unique artworks
Peter Frampton is contributing to the next album by Ringo Starr, just as he did the former Beatle's last studio release, 2015's Postcards From Paradise.
John Lennon/Plastic Ono Band, one of the most powerful statements of his entire career, made its debut on the UK chart on 16 January, 1971.