Music legend Paul McCartney, whose alias inspired the name of a legendary rock band, has revealed the backstory of the strain with his former bandmate, John Lennon, after The Beatles went their separate ways in 1970.

John Lennon and Paul McCartney penned some of the biggest hits in the history of music but they didn't always see eye-to-eye and were both critical of each other's work

Paul McCartney and John Lennon had a private conversation when George Harrison briefly left The Beatles. Secretly recorded by the Let It Be filmmakers, one moment saw an earth-shattering confession that is something fans have always suspected.