Man checks out a joint near Nashville serving melt-in-your-mouth smoked barbecue! Enjoy #DDD, Fridays at 9|8c + sign up for #discoveryplus to stream the whole library and so a lot more:. Sign Up For Food Network ▶ Guy Fieri takes a cross-country journey to visit a few of America's classic "oily spoon" restaurants– diners, drive-ins and dives– that have been doing it right for years. Capture a new episode of #DDD every Friday at 9|8c! Invite to…