Amongst the a variety of members of the band were Eric Clapton, two former Beatles (George Harrison and Ringo Starr), old friend Klaus Voorman, prospect Yes drummer Alan Pallid, Armand Gallanosa, members of Delaney and Bonnie, The Who drummer Keith Moon, New York group Elephant's Reminiscence, and drummer Jim Keltner. In 1968, John Lennon began his individual and artistic association with Yoko Ono by collaborating on the experimental album Unfinished Melody No. Following a second volume, Unfinished Music No.

In fact, the Artificial Ono Band was an identity to describe works by Lennon plus Ono plus whoever happened to be performing by means of them. Lennon plus Ono would both employ the classification for years on their future solo albums. The only album exclusively accredited to the Plastic Ono Group, Live Calm in Toronto 1969, was recorded during the Toronto Rock plus Revolve Revival Festival in September that year and featured Eric Clapton on lead guitar, Klaus Voorman on bass (an old friend of Lennon's from Germany, who was famous for the wrap art of the Beatles' Revolver book). Fronting the group, of course, were Lennon and Ono.

By 1971 the person's name was being used as a secondary praise, with Lennon's and Ono's names the most prominent on their solo ventures, and by means of occasional variances (e. g. , "the Plastic Ono Nuclear Band", "the Artificial U. F. The last use of the Plastic Ono Band credit appeared on Lennon's 1975 display let go Shaved Fish.