Related Clues:

• Modern-day 1-Across
• "___, why didn't I think of that?"
• Right to a horse
• Gosh
• Mild exclamation
• "Really!"
• ''Who'da thunk it!''
• ''That's amazing!''
• "No kiddin'!"
• "Holy moly!"
• 'Whillikers!'
• 'I don't know' lead-in
• "Imagine that!"
• ''I'll be a monkey's uncle!''
• ''___ willikers!''