It really is amazing what people can get away with sometimes. As CNN reported, one man managed to steal the Mona Lisa just by hiding in a closet overnight and grabbing it and it took about two years to catch him.
But while some people may even surprise themselves by how effectively they were able to hide in plain sight, others are totally convinced that nobody is watching, only to discover exactly how wrong they are.
Some of the sneaky plans we're about to see are elaborate and creative to the point where it seemed like they should've worked, but all of them ended up on this list for the simple reason that none of them did.