Related Clues:

• Response to a gag
• Bit of feigned laughter
• Joke response
• Belly laugh
• 'Funny!'
• Sneaky-laugh sound
• Theme of the puzzle
• Jolly response
• Front end of a bray
• Half a bray
• ''Turnabout is fair play!''
• ''Serves you right!''
• ''That's gross!''
• Yuletide sounds
• Bit of a chuckle