The annual Coney Island Nathan's hot dog eating contest is as American as it gets. It doesn't feel like 4th of July until we watch a panel of people shovel massive amounts of hot dogs and soggy bread down their gullets at an astronomical pace. Like any other competitors, professionals like Joey Chestnut train, strategize, and take a lot of pride in what they do. If you've ever wondered what it takes to be a champion, check out Joey's training regimen. Warning- it's super weird.