Paul McCartney February 1967, and the LP followed in June. McCartney's "She's Leaving Home" was an orchestral pop song. MacDonald described the track as "[among] the finest work on "Sgt. Pepper"—imperishable popular art of its time". Based on an ink drawing by McCartney, the LP's cover included a collage designed by pop artists Peter Blake and Jann Haworth, featuring the Beatles in costume as the Sgt. Pepper's Lonely Hearts Club Band, standing with a host of celebrities. The heavy moustaches worn by the Beatles reflected the growing influence of hippie style trends on the band, while their clothing "spoofed the vogue in
Sgt. Pepper's Lonely Hearts Club Band The group's friend and former press agent, Derek Taylor, remembered that residents of the neighbourhood opened their windows and listened without complaint to what they understood to be unreleased Beatles music. "Sgt. Pepper", according to American musicologist Allan F. Moore, is composed mainly of rock and pop music, while Michael Hannan and Naphtali Wagner both believed it is an album of various genres; Hannan said it features "a broad variety of musical and theatrical genres". According to Hannan and Wagner, the music incorporates the stylistic influences of rock and roll, vaudeville, big band, piano jazz, blues, chamber, circus, music hall,