Related Clues:

• Skeptic's question
• Question of doubt
• 'Who —?'
• ''Can that be?''
• 'Care to wager?'
• 'You sure 'bout that?'
• 'Do you think!?'
• "That so?"
• “___ any wonder?”
• "What — now?"
• "Whose Line ___ Anyway?" (Aisha Tyler show)
• 'That true?'
• 'That right?'
• ''What __ this time?''
• 'What ___ with you?'