Guy Fieri invites three of the best sandwich makers on Diners,Drive-Ins, and Dives to compete in a sandwich showdown.First, the chefs make a spicy sandwich using just nineingredients or fewer. Then for a chance to earn up to,000, they build a stacked and jacked sandwich thatincludes the sammie whammies listed on the pins they don'tknock down in a round of grocery bowl.