Written by: Paul McCartney, John Lennon

Produced by: George Martin

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