Related Clues:

• 'No idea'
• 'I haven't a clue'
• 'Who knows?!'
• "Beats me," slangily
• 'Ya got me!'
• "Haven't a clue!"
• What the clueless have
• 'Hell if I know'
• What the clueless have?
• “Ya got me”
• ''I'm stumped!''
• "No idea"
• 'Haven't the foggiest'
• [Shrug]
• "I'm stumped"