Burgers and Dogs

Guy Fieri searches out some classic joints doing America's favorites: In Baltimore, the place where they've been making Coney dogs the same way for more than 80 years; in Austin, the late night hangout where they're fresh-roasting Serrano peppers for one of their burgers, and serving Texas-hot buffalo sauce on another; and the Minneapolis dog and burger dive where one of the specialties is something called a Hairy Brain.