We all know the saying, a dog is man’s best friend, right? For many of us, there’s nothing like the joy of taking home an adorable puppy and making it a part of our family for many happy years.But as we know, dog ownership can also be very expensive, with training, food, and toys—but what about when the dog itself is incredibly pricey? Let’s take a look at some of the most expensive pedigrees in the world—and just how much some people are willing to spend on their beloved furry friends.