Related Clues:

• "You don't say"
• ''According to what authority?''
• Skeptical reply to a supposed fact
• ''Oh, yeah?''
• "Oh, really?"
• ''No kidding?''
• ''Oh really?''
• Tough guy's rhetorical question
• 'You don't say?!'
• Skeptic's comeback
• Doubter's remark
• ''Oh yeah?''
• Skeptic's response
• 'Oh yeah?'
• ''For real?''