Bumper stickers are a great way to use your car as a nice little canvas for artistic or rhetorical expression. It's also a great way to force your diabolic messages into the eyeballs of everyone else around you. Oh well, those are the byproducts of free speech. 

Still, that doesn't mean we don't want the vast majority of these cars off the road, and their drivers out of society. Here are 29 crazy bumper-stickered cars that shouldn't be on the road.