Revolver (Beatles album) group collective since 1962, and gave them an unprecedented amount of time to prepare for a new album. Writing in "The Beatles Forever", Nicholas Schaffner cites 1966 as the start of the band's "'psychedelic' period" and adds: "That adjective implies not only the influence of certain mind-altering chemicals, but also the freewheeling spectrum of wide-ranging colors that their new music seemed to evoke." Music journalist Carol Clerk describes "Revolver" as having been "decisively informed by acid", following John Lennon and George Harrison's continued experimentation with the drug LSD since the spring of 1965.<ref name="Clerk/Uncut"> Available at Rock's Backpages (subscription required).</ref>
The Beatles in film The Beatles in film The Beatles appeared in five motion pictures, most of which were very well received. The exception was the (mostly unscripted) television film "Magical Mystery Tour" which was panned by critics and the public alike. Each of their films had the same name as their associated soundtrack album and a song on that album. The Beatles had a successful film career, beginning with A Hard Day's Night (1964), a loosely scripted comic farce, sometimes compared to the Marx Brothers in style. A black-and-white film, it focused on Beatlemania and the band's hectic touring lifestyle and was directed