Related Clues:

• Informal concurrence
• ''Sure do''
• Informal 28 Down
• 'Reckon so'
• "Okey-doke"
• 'No question!'
• Slangy "Sure"
• "No prob"
• "Totally!"
• Kelly Clarkson "My December" song
• Karen O?
• "Awright!" alternative
• "Whoo-hoo!" alternative
• Concert scream
• Shouty Usher song?