Marchin' Down Broadway to David Mackay in 9 Steps
- Marchin' Down Broadway was published by Six Continents Music
- Six Continents Music published Episode
- Episode was published by Unichappell Music
- Unichappell Music published Cowboy
- Cowboy was produced by Harry Nilsson
- Harry Nilsson is featured in the recording of Paris
- Paris is a concept album of a rock musical written by David Mackay and Australian rock musician Jon English
- Jon English wrote A Horse With No Rider
- A Horse With No Rider was written by David Mackay
