There are tons of germs in the bathroom... Fact.
Toothbrush holders greatly reduce the number of germs exposed to your mouth... Fact.
Piggy Toothbrush holders, based on their relative intelligence to other animals, are able to clean your toothbrush more thouroughly after you go to sleep at night. They also raid the fridge late night, but that's a whole different issue.
Super Sweet Piggy Shaped Toothbrush Holder with Suction Cup for Mirror Mountage