Klaus Voormann to Cliff De Young in 13 Steps
- Klaus Voormann played bass for Turn On Your Radio
- Turn On Your Radio was produced by Richard Perry
- Richard Perry produced My World
- My World is an album by Ray Charles
- Ray Charles is one of many artists that recorded It Had to Be You
- It Had to Be You was sung by Harry Nilsson
- Harry Nilsson wrote Down To The Valley
- Down To The Valley was published by Unichappell Music
- Unichappell Music published Mrs. Livingston I Presume
- Mrs. Livingston I Presume is heard in The Courtship of Eddie's Father
- The Courtship of Eddie's Father features an appearance by James Komack
- James Komack appears in Access All Areas
- Access All Areas features an appearance by Cliff De Young