Mary Hopkin to She's My Girl in 9 Steps
- Mary Hopkin played guitar for Mary Hopkin's recording of The Puppy Song
- The Puppy Song by Mary Hopkin was produced by Paul McCartney
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was written by John Lennon
- John Lennon produced All My Life
- All My Life was written by Harry Nilsson
- Harry Nilsson wrote What Can I Do
- What Can I Do was published by Irving Music
- Irving Music published She's My Girl