Released in June 1, 1967 Recorded at Abbey Road December 6, 1966 – April 21, 1967 Label: Parlophone UK, Capitol US, EMI. Producer: George Martin Genre: Psychedelic Rock The Beatles * John Lennon – lead, harmony and background vocals; lead, rhythm and acoustic guitars; Hammond organ and piano; bass guitar; handclaps, harmonica, tape loops, sound effects and kazoo; tambourine and maracas * Paul McCartney – lead, harmony and background vocals; lead electric and acoustic guitars; bass guitar; piano and Hammond organ; handclaps, vocalizations, tape loops, sound effects and kazoo * George Harrison – lead, rhythm, acoustic and bass guitars; sitar; lead, harmony and background vocals; tamboura; harmonica and kazoo; handclaps; maracas * Ringo Starr – drums, congas, tambourine, maracas, handclaps and tubular bells; lead vocals; harmonica and kazoo; final piano E chord Additional musicians and production: * Neil Aspinall – tamboura and harmonica * Geoff Emerick – recording and mixing engineer; tape loops and sound effects * Mal Evans – counting, alarm clock and final piano E chord * Matthew Deyell – tambourine * George Martin – producer and mixer; tape loops and sound effects; harpsichord (on "Fixing a Hole"), harmonium, Lowry organ and glockenspiel (on "Being for the Benefit of Mr. Kite!"), Hammond organ (on "With a Little Help from My Friends"), and piano (on "Getting Better" and the solo in "Lovely Rita"); final harmonium chord. * Session musicians – four French horns on "Sgt. Pepper's Lonely Hearts Club Band", arranged and conducted by Martin and McCartney; string section and harp on "She's Leaving Home", arranged by Mike Leander and conducted by Martin; harmonium, tabla, sitar, dilruba, eight violins and four cellos on "Within You, Without You", arranged and conducted by Harrison and Martin; clarinet trio on "When I'm Sixty Four", as arranged and conducted by Martin and McCartney; saxophone sextet on "Good Morning, Good Morning", arranged and conducted by Martin and Lennon; and forty-piece orchestra (strings, brass, woodwinds and percussion) on "A Day in the Life", arranged by Martin, Lennon and McCartney and conducted by Martin and McCartney User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.