George Martin mentioned of this resolution in The Beatles: Anthology: “I made a decision that the drums, that are actually the spine of an excellent rock group, did not give the boys sufficient assist.
“They wanted an excellent strong beat, and I mentioned to Brian, ‘Look, it would not matter what you do with the boys, however on file, no person want know. I’m gonna use a sizzling drummer.’
“Brian [Epstein] mentioned, ‘Okay, high-quality.’ I felt responsible as a result of I felt perhaps I used to be the catalyst that had modified his [Best’s] life…”
When John, Sir Paul and George Harrison realised the engineers wished them to exchange Pete with a session drummer for his or her upcoming recording session in September, they determined to completely take away him from the group.