 The fat cells, they don't regenerate. That's a misconception. Fat cells grow. So, when somebody gains weight, especially around their abdomen, you know, like we do at our age. All too well. Yes. So, they just enlarge. So, my idea is just get rid of all of them, but I don't think that'll work. Some of them are... There's some strategic... They need to be there. They need to go. Some of them, no. Right, right. But this is remarkable. I mean, it's...