Related Clues:

• React to a pun
• Sounds of laughter
• Bad pun response
• Laugh track refrain
• Response to a weak joke, perhaps
• That's a laugh
• Comedy club sound
• Sound of cracking up?
• Sound of distress
• 'Very funny ... not!'
• Pun reaction
• Pun response
• Response to sarcasm
• Small laugh
• Response to a weak joke