Ellie Greenwich to It's A Jungle Out There in 7 Steps
- Ellie Greenwich wrote River Deep-Mountain High
- River Deep-Mountain High was sung by Harry Nilsson
- Harry Nilsson recorded Son of Schmilsson
- Son of Schmilsson includes bass played by Klaus Voormann
- Klaus Voormann played bass for Mucho Mungo-Mt. Elga
- Mucho Mungo-Mt. Elga was published by Blackwood Music
- Blackwood Music published It's A Jungle Out There