Related Clues:

• “Run that by me again”
• 'What???'
• ''How do you figure THAT?''
• Sorry for what visitors might hear?
• 'Ya don't say!'
• Less formal "Beg pardon?"
• 'Wait, what?'
• 'Say it again?'
• Pay a second visit, eh?
• "That's odd"
• ''You said what now?''
• “Well, that’s a surprise!”
• 'Wait, what did you say?'
• “I didn’t expect that!”
• Come again, though only occasionally