Related Clues:

• Skeptic's comment
• 'Really?'
• 'Oh, really?'
• 'For real?'
• 'You don't say'
• "No kidding!"
• ''Really?''
• "No kidding?"
• "Really?"
• "You don't say"
• "Oh yeah?"
• ''Oh, yeah?''
• "Oh, really?"
• ''No kidding?''
• ''Oh really?''