What would you do if you realized your dog is no longer the same one you brought home? What if someone lied, and your dog actually wasn't what it seemed to be? It sounds like a nightmare, right? Well, one family in China actually lived the nightmare when they realized, two years after they got their dog, he wasn't all that he actually seemed to be. This remarkable story took the world by storm, and it might surprise you how common of an occurrence this actually is.