Since Cain and Abel, siblings have been at it. Be it jealousy, a power trip or just plain boredom, brothers and sisters can go at it like cats and dogs. But it takes a special kind of person to think of a genius prank that actually works out like they planned. You would think mom and dad wouldn't be happy, but this mom is actually in on the prank. This hoax is so elaborate and successful that it has has over 9 million views on YouTube.