Collage In music, with the advances on recording technology, avant-garde artists started experimenting with cutting and pasting since the middle of the twentieth century. In the 1960s, George Martin created collages of recordings while producing the records of The Beatles. In 1967 pop artist Peter Blake made the collage for the cover of the Beatles seminal album "Sgt. Pepper's Lonely Hearts Club Band". In the 1970s and 1980s, the likes of Christian Marclay and the group Negativland reappropriated old audio in new ways. By the 1990s and 2000s, with the popularity of the sampler, it became apparent that "musical collages" had
Sgt. Pepper's Lonely Hearts Club Band would sometimes annoy his bandmates, "Paul appreciated John's contribution on "Pepper". In terms of quantity, it wasn't great, but in terms of quality, it was enormous." In the "NME"s article "25 Albums With The Most Incredible Production", in 2014, Emily Barber described "Sgt. Pepper" as "kaleidoscopic" and an "orchestral baroque pop masterpiece the likes of which has rarely been matched since". Inglis notes that almost every account of the significance of "Sgt. Pepper" emphasises the cover's "unprecedented correspondence between music and art, time and space". After its release, album sleeves were no longer "a superfluous thing to be discarded during