Open Your Window to How Can I Be Sure of You in 8 Steps
- Open Your Window was arranged by George Tipton
- George Tipton arranged I'll Never Leave You
- I'll Never Leave You was produced by Richard Perry
- Richard Perry produced Ambush
- Ambush was published by Blackwood Music
- Blackwood Music published The Flying Saucer Song
- The Flying Saucer Song was written by Harry Nilsson
- Harry Nilsson wrote How Can I Be Sure of You