Related Clues:

• Blank expression?
• Ordered own kind to profess ignorance
• *Shrug*
• "Heck if I know"
• Pass horse, on climbing
• Sad declaration in a card game
• 'Haven't the foggiest!' ... or, when the first two letters are put at the end, an essential part of seven answers in this puzzle
• Musical performance around November 5th in calendar? Beats me
• Negative response to "Anyone have the answer?"
• Pass on painting that's cut up
• "Not sure ..."
• "I'm baffled!"
• "Guess who's outta ideas? Me!"
• "Fresh outta answers for ya"
• (Shrug emoji)