Al Kooper to Walter Donaldson in 6 Steps
- Al Kooper produced For the Love of Harry: Everybody Sings Nilsson
- For the Love of Harry: Everybody Sings Nilsson has liner notes by Derek Taylor
- Derek Taylor produced It Had to Be You
- It Had to Be You was written by Gus Kahn
- Gus Kahn wrote Makin' Whoopee!
- Makin' Whoopee! was written by Walter Donaldson