Conversation so far:
What was his background?
CANNOTANSWER.
Are there any other interesting aspects about this article?
By 1966, the Beatles had grown weary of live performance.
Who were the performers?
George Harrison.
When was it created?
In June that year, two days after finishing the album Revolver.

Question: What else was they known for?
Self-contained rewrite: What else was Sgt. Pepper's Lonely Hearts Club Band known for other than the album Revolver