Louis Bellson to Leslie Feist in 9 Steps
- Louis Bellson recorded Open Your Window
- Open Your Window was arranged by George Tipton
- George Tipton arranged River Deep-Mountain High
- River Deep-Mountain High was written by Jeff Barry
- Jeff Barry is name checked by Life is a Rock
- Life is a Rock is included in Nipper's Greatest Hits - The 70's
- Nipper's Greatest Hits - The 70's includes Without You
- Without You reached #1 on the US charts in 1972 on February 13
- February 13 is the birthday of Leslie Feist