Related Clues:

• "__, be a pal!"
• ''Hurry up!''
• "Not in a million years!"
• "Shake a leg!"
• ''__ you didn't know!''
• Skeptical retort
• 'Seriously?'
• 'Yeah, like that'll ever happen'
• "__ I care!"
• "Not happening!"
• 'You're delusional!'
• "Don't gimme that!"
• "Clueless" exclamation
• 'Not a chance!'
• "Get real!"