Related Clues:

• 'Don't you wish!'
• 'In your dreams!'
• Valley girl's comeback
• Hypothetical words
• Expression of ridicule
• Conditional words
• ''Nah''
• ''No dice!''
• Phrase spoken by 16-Across
• 'No way'
• Nope
• "Yeah, right!"
• 'Like that would ever happen!'
• "Like that would happen!"
• 'Not true!'