John Lennon to Leigh Harline in 6 Steps

1. John Lennon played piano for Old Dirt Road
2. Old Dirt Road was written by Harry Nilsson
3. Harry Nilsson sang Zip-A-Dee-Doo-Dah
4. Zip-A-Dee-Doo-Dah was produced by Hal Willner
5. Hal Willner produced When You Wish Upon a Star
6. When You Wish Upon a Star was written by Leigh Harline

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