Related Clues:

• Crack response
• Gloater's taunt
• Nelson's catchphrase on 'The Simpsons'
• "That's a riot—not"
• "Very funny!"
• Laugh nervously
• Often sarcastic joke response
• Embarrassed reaction, maybe
• Quip reaction
• "Serves you right"
• 'Funny strange or funny ___?'
• 'Ver-r-ry funny'
• Couple of yuks
• 'Oh man, you're killing me!'
• ''You're a riot!''