Related Clues:

• Prankster's laugh
• 'How droll!'
• ''We are not amused''
• Nelson Muntz catchphrase
• 'Told you so' response
• ''That's hilarious!''
• ''You're a scream!''
• Sound welcomed by a 9 Down
• "Funny ___, or funny strange?"
• "Yuk yuk"
• "Hysterical"
• His Holiness admits answer to article is very funny
• The sound of laughter
• Belly laugh noise
• Response to comedian with hectares of land perhaps