Henry Sigismonti to I Know in 9 Steps
- Henry Sigismonti played french horn for ...That's the Way It Is
- ...That's the Way It Is includes guitar played by Danny Kortchmar
- Danny Kortchmar played guitar for Duit on Mon Dei
- Duit on Mon Dei was recorded by Harry Nilsson
- Harry Nilsson wrote So Proud of You
- So Proud of You was covered by Vivian Roberts
- Vivian Roberts recorded So Proud of You
- So Proud of You was published by Robin Hood Music Co.
- Robin Hood Music Co. published I Know