Warner-Tamerlane Publishing Co. to Mary Hopkin in 12 Steps
- Warner-Tamerlane Publishing Co. published Best Friend
- Best Friend was written by Harry Nilsson
- Harry Nilsson produced Me and My Arrow
- Me and My Arrow was published by EMI
- EMI published Good For God
- Good For God was published by Blackwood Music
- Blackwood Music published All My Life
- All My Life was arranged by John Lennon
- John Lennon wrote She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney produced Mary Hopkin's recording of The Puppy Song
- The Puppy Song by Mary Hopkin features guitar played by Mary Hopkin