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
We're Only in It for the Money Schenkel photographed a collage for the album cover, which parodied The Beatles' "Sgt. Pepper's Lonely Hearts Club Band". Zappa spent US$4,000 () on the photo shoot, which he stated was "a direct negative" of the "Sgt. Pepper" album cover. "["Sgt. Pepper"] had blue skies ... we had a thunderstorm." Jimi Hendrix, a friend of Zappa, took part in the photo shoot, standing where a wax sculpture of Sonny Liston had appeared on the Beatles album cover. Zappa phoned Paul McCartney, seeking permission for the parody. McCartney told him that it was an issue for business managers, but Zappa responded that