Related Clues:

• "Don't ask me"
• 'No clue'
• ''Beats me!''
• 'I haven't the foggiest'
• Confused response
• "Beats me!"
• 'Ya got me'
• 'No idea'
• 'I haven't a clue'
• 'Who knows?!'
• ''Search me''
• "Beats me," slangily
• 'Ya got me!'
• "I give up!"
• "Haven't a clue!"