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
Experimental pop as "[seeming] to have done it all". Martin wrote that, along with the Rolling Stones' "Their Satanic Majesties Request" (1967), the Beatles' "Sgt. Pepper" "opened a space" for experimental pop which would be later filled by Jimi Hendrix, Jethro Tull, and the Who's "Tommy" (1968). Prior to "Sgt. Pepper", Gary Usher and Curt Boettcher were Los Angeles-based songwriters and producers who were interested in classical music and the avant-garde. Later cited as fixtures of sunshine pop, they worked together to create their debut studio album, "Present Tense" (1968). It was credited to Sagittarius, a studio group referred to as an