Related Clues:

• May day do for such a so-and-so, perhaps?
• Must give a helping to the so-and-so
• The so-and-so wants your help
• Can one help bring such a so-and-so?
• 'Can one help it being so festive? (3,3)'
• May day help this so-and-so
• Nothing in 12 across that wants help
• Di's tress with a so-and-so
• May day do for this so-and-so
• A so-and-so in trouble when there's nothing in the ship
• Coast Guard alert
• Urgent offshore signal
• ''Send help now''
• Signal for immediate assistance
• Universal signal since 1908