The musician, producer and son of John Lennon and Yoko Ono speaks to Louis Chilton about a landmark new boxset of his parents’ remastered live recordings, protecting the legacy of The Beatles, and why it took 50 years for his mother to be properly appreciated Get the inside track from Roisin O'Connor with our free weekly music newsletter Now Hear This Get our free music newsletter Now Hear This Get our free music newsletter Now Hear This Email * SIGN UP I would like to be emailed about offers,