Related Clues:

• 'That's rich'
• Sardonic response
• Droll remark
• Seasonal greeting
• Yo followers
• 'Aren't we the comedian?!'
• Giggly noise
• Impish expression of delight
• Laughing syllables
• Laughing matter
• Response to sarcasm, perhaps
• One-liner, e.g.
• 'Stop! You're killing me!'
• Alternative to a Twinkie
• 'What a comic!'