As with many great inventions, Mickey stumbled on his success with a Naked Ham by accident. He started out wanting to cook a ham naked, but after 10 shots of Tito Vodka and the screaming from the neighbors to put some clothes on, he got confused and cooked a Naked Ham instead. The rest is history.
Yeah, it's funny how people in different parts of the country will call things by a different name. For instance, in the East and North, they call their bean soup, chili. I have no idea how they came up with that name.