httpv://www.youtube.com/watch?v=IKbppTWzp5o&
"Gimme Some Truth: The Making of John Lennon's Imagine Album" (May 28, 1971 @ 3:19)
(Friday, May 28, 1971) — Ex-Beatle John Lennon is interviewed by BBC radio at his home, Tittenhurst Park, near Ascot, England, during sessions for what would become Lennon’s Imagine album.