Wren Music to Agatha Christie in 9 Steps
- Wren Music published Loop de Loop
- Loop de Loop was arranged by Harry Nilsson
- Harry Nilsson wrote Miss Butter's Lament
- Miss Butter's Lament was arranged by George Tipton
- George Tipton arranged The Tree
- The Tree was published by Six Continents Music
- Six Continents Music published Ten Little Indians
- Ten Little Indians is partly inspired by And Then There Were None
- And Then There Were None is a novel by Agatha Christie