Related Clues:

• "When pigs fly!"
• "Not gonna happen"
• 'You can't be serious!'
• 'Absolutely not!'
• When pigs fly
• "Not a chance!"
• "Forget about it!"
• "Get out of town!"
• "In your dreams!"
• In no way
• Never!
• "Fat chance!"
• "Impossible!" and the theme of this puzzle
• 'How could you even ask such a thing?!'
• Not even remotely