Related Clues:

• 'I haven't a clue'
• 'Who knows?!'
• "Haven't a clue!"
• What the clueless have
• 'Hell if I know'
• What the clueless have?
• 'I haven't the foggiest!'
• ''I'm stumped!''
• 'Haven't the foggiest'
• [Shrug]
• 'I'm stumped'
• "I'm stumped"
• Comment from the clueless
• Shrugger's comment
• "Got me"