Some people have a terrible fear of the thought that something might crawl up through the toilet to get them. If you know anyone with that fear, or if you know anyone who might like to have that fear, try using this Toilet Monster practical joke on them. By attaching it to the toilet lid and bowl, it'll lie in wait for an unsuspecting victim to try and use the toilet. When they lift the lid, raar! Be prepared to do some cleaning. $15.89 USD.