Related Clues:

• The man covering record, a Beatles record!
• Mariner's "Mayday!"
• Nine-tap signal
• Castaway's signal
• "S.O.S.!"
• Mayday! (and the initials of this puzzle's longest answers)
• Throw a line to
• 'Save us!'
• "Emergency!" at sea
• Message spelled out with coconuts, maybe
• "Help! We're sinking!"
• Titanic call
• Signal from a marooned sailor
• Distress signal at sea
• Yachter's 'Help!'