Related Clues:

• "Lemme think..."
• "What?!"
• Palindromic exclamation of disgust or surprise
• Expression of disgust or surprise
• ''I beg your pardon?''
• ''Could you repeat that?''
• Befuddled comment
• 'I didn't catch that'
• ''Beg pardon?''
• 'You mean ... what?'
• 'Wha'd'ja say?'
• 'I didn't expect that'
• "Say that again?"
• 'Say that again?'
• 'You wanna run that by me again?'