Written by: John Lennon, Paul McCartney

Lyrics by: John Lennon, Paul McCartney

Produced by: George Martin

Performed by: George Harrison (electric guitar), John Lennon (electric guitar), Paul McCartney (electric bass guitar), Ringo Starr (drums (drum set)), John Lennon (piano), George Martin (electronic organ), Ringo Starr (maracas), Ringo Starr (tambourine), George Harrison (lead vocals), John Lennon (lead vocals), Paul McCartney (lead vocals)