"Triple D" refers to the popular television show "Diners, Drive-Ins and Dives," hosted by Guy Fieri. The show premiered on the Food Network in 2007 and features Fieri traveling across the United States to explore unique and local eateries. Each episode highlights a variety of dishes, showcasing the diverse culinary landscape of America. The format of "Triple D" includes visits to small diners, drive-ins, and dive bars, where Fieri interacts with the owners and chefs. The show emphasizes comfort food and regional specialties, making it a favorite among food enthusiasts and viewers looking for inspiration for their next meal.