Related Clues:

• 'Isn't that pretty!'
• 'That's how it's going to be, is it?'
• Fireworks sound
• Words with a nod
• "Amazing!"
• "Oh, OK"
• Awesome!
• Expression of disbelief
• Palmist's words
• What a nod might mean
• Backup singer's syllable
• Discerner's phrase
• Awed one's reaction
• "... was blind, but now ___" ("Amazing Grace")
• "Holy cow!"