Related Clues:

• Can I have your attention? You sound drunk
• Sideways whisper
• Piano sonata sounding terrific initially, listen!
• Co-star dropped by Sportscast is the sort of attention grabber that not everyone will catch
• Restrained 'Hey!'
• Restrained "Hey!"
• Nearly silent "Hey, Mister!"
• Tip-off for an exam proctor
• Whispered exclamation, call to attract attention
• 'Hello-o-o-o!'
• (Hey ... over here!)
• ''Hey you!'' whisper
• Sibilant surreptitious signal
• (I need some answers!)
• (Hey!)