Related Clues:
- Morning janglers
- Indications that the police are coming
- ''Hi-lo'' signals
- Bedside buzzers
- In the style of eg Titanic wake-up calls?
- Clock radio noises
- Dangerous singers of mythology
- Antitheft noisemakers
- Cops might make them wail
- Scares silly
- Sounds the klaxons
- Snooze buttons stop them
- Heist halters
- Noisy types with gangster reach for pieces
- Gangster supplied with weapons and rattles