Hey Jude climaxes with one of pop's most legendary hooks." Julian Lennon discovered that "Hey Jude" had been written for him almost 20 years after McCartney composed the song. He recalled of his and McCartney's relationship: "Paul and I used to hang about quite a bit – more than Dad and I did. We had a great friendship going and there seems to be far more pictures of me and Paul playing together at that age than there are pictures of me and my dad." In 1996, Julian paid £25,000 for the recording notes to "Hey Jude" at an auction. He spent
Hey Jude three of the Beatles performing "Hey Jude", as George Harrison remained in the studio control room, with Martin and EMI recording engineer Ken Scott. Author Simon Leng views this as indicative of how Harrison was increasingly allowed little room to develop ideas on McCartney compositions, whereas he was free to create empathetic guitar parts for Lennon's songs of the period. During the rehearsals that day, Harrison and McCartney had a heated disagreement over the lead guitar part for the song. Harrison's idea was to play a guitar phrase as a response to each line of the vocal, which did not