Related Clues:

• 'I'm drawing a blank'
• "I'm drawing a blank"
• 'Haven't the foggiest!'
• 'Wish I knew'
• "Wish I knew"
• 'I've got no clue'
• I don't know what my self-flagellation does
• Dunno what victor does?
• “I’m drawing a blank”
• “No clue!”
• “Beats me!”
• Processed meat and BSE? I have no idea what the answer is
• Phrase represented online as ¯\_(''/)_/¯
• *shrug*
• 'I'm clueless'