Related Clues:

• 'Great Scott!'
• ''That's amazing!''
• "Holy moly!"
• Impress, and then some
• "Holy Toledo!"
• Admiring interjection
• 'Oy!'
• Cry of amazement
• Gobsmack
• 'That's so cool!'
• "That's so cool!"
• "Boy, is that good!"
• Blow the socks off
• ''That's something!''
• "Man oh man!"