Related Clues:

• 'Whew!'
• 'Holy moly!'
• Cry of delight
• 'No kidding!'
• 'Oh, my!'
• Exclamation of surprise
• Aah's partner
• Youth
• Tyke
• Sound at the circus
• 100 sawbucks
• 'That feels good!'
• 'Cool!'
• See 50-Across
• 'Holy cow!'