Revolver (Beatles album) audio miking and automatic double tracking (ADT), in addition to employing musical instrumentation outside of their standard live set-up. Some of the changes in studio practice introduced by "Revolver", particularly ADT, were soon adopted throughout the recording industry. The sessions also produced a non-album single, "Paperback Writer" backed with "Rain", for which the Beatles filmed their first on-location promotional films. In the UK, "Revolver" fourteen tracks were released to radio stations throughout July 1966. In the US, it was the last Beatles album to be subjected to Capitol's policy of altering the band's intended running order and content. The release
A Collection of Beatles Oldies compilation peaked at number 7 on the UK Albums Chart, where all the band's previous albums had held the top spot. It was also released in some other European countries and, in 1968, in Australia. The album was deleted from the Beatles' catalogue following the reissue of their albums on compact disc in 1987. The Beatles made the decision to retire from live performance in 1966, dissatisfied at playing to audiences of screaming fans, and following a series of controversies that had tarnished the band's image throughout the year. These controversies included the unfavourable reaction to the butcher cover originally