Sgt. Pepper's Lonely Hearts Club Band "Being for the Benefit of Mr. Kite!" and "A Day in the Life". Producer George Martin and engineer Geoff Emerick helped realise the group's ideas by approaching the studio as an instrument, applying orchestral overdubs, sound effects and other methods of tape manipulation. Recording was completed on 21 April 1967. The cover, depicting the Beatles posing in front of a tableau of celebrities and historical figures, was designed by the British pop artists Peter Blake and Jann Haworth. "Sgt. Pepper" is regarded by musicologists as an early concept album that advanced the use of extended form in popular music while
The Beatles (album) a spiritual respite from all worldly endeavours – a chance, in John Lennon's words, to "get away from everything". Both Lennon and Paul McCartney quickly re-engaged themselves in songwriting, often meeting "clandestinely in the afternoons in each other's rooms" to review their new work. "Regardless of what I was supposed to be doing," Lennon later recalled, "I did write some of my best songs there." Author Ian MacDonald said "Sgt Pepper" was "shaped by LSD", but the Beatles took no drugs with them to India aside from marijuana, and their clear minds helped the group with their songwriting. The stay