Team USA (Iron Chefs Bobby Flay, Marc Forgione and Alex Guarnaschelli) battles Team Australia (Chefs Adrian Richardson, Darren Robertson and Tobie Puttock) in a Grill Masters competition. The judges are Donatella Arpaia, Ryan Kwanten and Elizabeth Karmel. -- Theme: Surf & Turf (American beef and Australian seafood, one of each must be in each dish) -- Special Condition: Grill Battle (each dish must have a grilled element)