Related Clues:

• Utterance of concern
• 'Hmm, I didn't know that!'
• ''Go to the right, jackass!''
• Remark from Radar
• Whillikers or whiz lead-in
• "Wow"
• 'Well, that beats all!'
• Word of surprise
• "Gosh!"
• Impressed one's remark
• "Gee whiz!"
• Big finish?
• Common exclamation
• 'Who'd a thunk it?!'
• Word before ''I don't know''