Written by: John Lennon, Paul McCartney

Produced by: George Martin

Performed by: Paul McCartney (electric bass guitar), Ringo Starr (drums (drum set)), Ringo Starr (cowbell), John Lennon (electric guitar), George Harrison (12 string guitar), John Lennon (acoustic guitar), George Martin (piano), Norman Smith (bongos), John Lennon (lead vocals), Paul McCartney (lead vocals), Paul McCartney (background vocals)