Related Clues:

• Rib-ticklers
• Routine responses?
• Laughs
• A few laughs
• Lots of laughs
• Gag reflexes?
• Joke responses
• Sounds of mirth
• Sounds of laughter
• Punch-line payoff
• Music to a comic's ears
• Laugh track sounds
• Punch line payoff
• Laughing syllables
• Comic's rewards