Music
Rex Features
Recorded in 1970, the video shows Lennon smoking drugs, writing songs and talking about spiking President Richard Nixon's tea with LSD.
World Wide Video, which is claiming ownership of the nine hours of footage, wants to release two hours of the black and white footage as a film called 3 Days In The Life.
Rolling Stone magazine described it as "awesome John Lennon footage you might never see".
Ono's lawyers are suing for copyright ownership while World Wide has filed a suit against Lennon's widow citing copyright infringement.
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