Related Clues:
- User of night vision
- Clothes alterer of a kind
- All-night flight
- Corked item, perhaps
- Fly-by-night type?
- Avian hooter
- Fly-by-nighter, typically
- "Casey at the ___"
- Picture problem for fly-by-night?
- ''Die Fledermaus'' costume
- Pussy-cat's partner
- Cave-dwelling flier
- See 1
- Flier given sort of test on helicopter initially
- Hooter in the Morris Cowley