It would be screamingly famous if it were canon. The hanging clown/man, puddle of water, riddle - only involves a block of melted ice, not dry ice under the bed. Curious where the dry ice one originated.
Could be an urban legend: http://message.snopes.com/showthread.php?t=45199
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Date: 2013-02-08 04:40 pm (UTC)Could be an urban legend: http://message.snopes.com/showthread.php?t=45199