John Lennon Said Another Star Helped Paul McCartney Write The Beatles' 'Yellow Submarine'
John Lennon said Paul McCartney had the inspiration for The Beatles’ “Yellow Submarine.” John said a rock star who wasn’t a member of The Beatles helped pen the song. Ringo Starr added a joke to “Yellow Submarine.”
"Yellow Submarine" era John Lennon, George Harrison, and Paul McCartney near microphones. John Lennon felt The Beatles’ “Yellow Submarine” was Paul McCartney’s “baby.” Despite this, he said another 1960s rock star helped Paul write the lyrics. In a book, Paul discussed the rock star’s role in creating the song.John recalled another rock star helped Paul write the song. “Donovan helped with the lyrics,” he said. “I helped with the lyrics, too. We virtually made the track come alive in the studio, but based on Paul’s inspiration.”
Source: cheatsheet.com