Sure, we all know that hot dogs and baseball go hand in bun. But the sausage has made its way past stomachs and fields, and into other parts of American pop culture. This National Hot Dog Day, take a look back at how hot dogs went from street food to national icon status. Ahead, check out Elvis crooning a song dedicated to the treat and one famous star whose first on-screen words were "hot dog." The next time a Summer BBQ rolls around, cook up a recipe and be ready to dish all there is to know about hot dogs in movies, songs, and more.