 Yeah, I don't know if you can keep it up with it, but they're going to start putting stem cells in people that don't have any teeth, and you'll be able to grow your teeth back. Really? Yeah. Well, you know, there's certain animals, and I think most of them are reptiles, that can shed a body part and grow it back. Well, so you can cut your liver in half, and it will grow back whole again, and you can give the half to somebody else, and they will grow another liver.