Related Clues:

• One's gathering that this is not only nuts in May
• What a stupid bird on the water for USA!
• Is one bird-brained in America?
• The sort of nut that's got a screw loose
• A nut within a nut
• Raving type
• One with a screw loose
• "Flashdance" hit song
• Reckless fool
• Hannibal Lecter or Norman Bates, e.g
• Super-fan
• 'Flashdance' song
• Bird on Canadian coins
• *Simpleton
• One cracked shell