Related Clues:

• "A likely story!"
• Skeptical exclamation
• Chatroom chortling
• 'That's hysterical!'
• "Not a chance!"
• "That'll show 'em!"
• Yuk
• 'That'll be the day!'
• "Told you so!"
• Sounds of laughter
• Ha ha, online
• Laugh track refrain
• Online guffaw
• Snickering sound
• Chatroom chuckling