Paul McCartney to Unison Ad in 8 Steps
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was produced by Rick Jarrard
- Rick Jarrard produced Little Cowboy
- Little Cowboy was published by Six Continents Music
- Six Continents Music published Mr. Richland's Favorite Song
- Mr. Richland's Favorite Song was arranged by George Tipton
- George Tipton arranged One
- One is heard in Unison Ad