Related Clues:

• Texter's roar
• 'That's funny!'
• SMS interjection
• 'IMHO, that's hilarious'
• Texter's titter
• 'Ver-r-ry funny!'
• IMer's "How funny!"
• 'You're killing me,' textually
• "Oh, very funny!"
• 'U crack me up!'
• "OMG, too funny!"
• ''Of course!''
• More than te-hee, online
• Prankster's laugh
• 'How droll!'