Related Clues:

• 'That's rich!'
• 'A likely story'
• "We gotta get movin'!"
• "Highly unlikely!"
• "That's not happening!"
• 'Hurry it up!'
• 'Doubtful'
• 'Don't be shy!'
• "Like that'll ever happen!"
• "Dream on!"
• "Let's do it!"
• "You're dreaming!"
• Valley girl's "Pshaw!"
• 'Yeah right!'
• Exasperated cry