Four more DDD chefs compete to earn up to $20,000 plus the last spot in the Diners, Drive-Ins and Dives Tournament finale by making classic diner meals. First, the chefs must create a lunch counter special using only ingredients that start with a specific letter of the alphabet. Next, they must make a deluxe diner dinner on a not-so-deluxe budget. Finally, Guy takes the last two chefs on a culinary road trip to determine which regional take on a chicken entree they must make.