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
The Beatles' 1966 US tour Today", released on 20 June 1966, were the most-recently released songs performed. "If I Needed Someone" was the most recent US released song (appearing on "Yesterday and Today" in June 1966) and "Paperback Writer" was the most recent US released single (released in May 1966) performed. The three remaining tracks performed from "Yesterday and Today" were previously released in 1965 and early 1966 as singles. The Beatles' 1966 US tour The Beatles staged their third concert tour of America in August 1966, and it was the last commercial tour they undertook. Lasting a total of 19 performances, with 17 shows