Related Clues:

• 'Joke's on you!'
• 'You are so-o-o funny'
• Laughing sound
• It won't be seen as a boundary
• Reaction to a card
• 'You crack me up'
• Derisive comment
• 'How funny!'
• 'Aren't we the comedian!'
• Bound to laugh
• Boundary ditch
• Fenced or walled boundary ditch
• As the clown said to Manfred Mann
• That's a funny thing to keep animals out!
• A wall of laughter