Julian said: “I felt he was a hypocrite. Dad could talk about peace and love out loud to the world but he could never show it to the people who supposedly meant the most to him: his wife and son.
“How can you talk about peace and love and have a family in bits and pieces — no communication, adultery, divorce?”
He sued John’s estate and was reported to have received a $20million settlement in 1996, authorised by Yoko.
But in later years, Julian has publicly made his peace with his memories of his father and his childhood, even appearing at various memorial events dedicated to John, always with his mother Cynthia by his side.
And last year, he teamed up with Sean to mark the 40th anniversary of John’s death with a special joint interview on BBC Radio.