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
Progressive pop Beatles and the Yardbirds. In December 1966, "Melody Maker" attempted to define the recent developments in pop. In this article, titled "Progressive Pop", Chris Welch categorised artists using terms previously associated with jazz; in the most advanced of these, "Avant-Garde", he placed the Beatles, Cream, Love, the Mothers of Invention, Pink Floyd and Soft Machine, while "Modern", the next category, comprised the Byrds, Donovan and the Small Faces. After the release of the Beatles' 1967 album "Sgt. Pepper's Lonely Hearts Club Band", magazines such as "Melody Maker" drew a sharp line between "pop" and "rock', thus eliminating the "roll" from