Related Clues:

• "You gotta be kidding!"
• Shout of encouragement
• "I dare you!"
• 'Don't be a party pooper!'
• Cole Porter's 'Let's --'
• ''Get real!''
• 'Get the lead out!'
• 'Gimme a break!'
• ''Let's go!''
• "Gimme a break!"
• 'Stop procrastinating!'
• 'Don't be so shy!'
• That's an order
• "Get going!"
• 'You know you want to!'