Chip Douglas to February 18 in 6 Steps
- Chip Douglas wrote The Door into Summer
- The Door into Summer has backing vocals by Harry Nilsson
- Harry Nilsson wrote Mucho Mungo-Mt. Elga
- Mucho Mungo-Mt. Elga was produced by John Lennon
- John Lennon married Yoko Ono
- Yoko Ono was born on February 18