History Never Repeats 18 past contestants return to compete in New York City-based culinary heats. They are challenged to re-create the ill-fated dish that caused their elimination during their previous stint on the show. Among the returnees: Richard Blais; Tiffani Faison; Spike Mendelsohn; Angelo Sosa; Marcel Vigneron; and Fabio Viviani.
Night At The Museum Pop singer Joe Jonas enlists the gourmets to prepare a snack for children taking in a sleepover at New York's American Museum of Natural History. Later, prehistoric sustenance inspires breakfast items for the children, with Season 1 host Katie Lee Joel returning to guest judge.
New York's Finest The chefs square off in a relay race that tests their culinary skills, speed and accuracy with a knife. Later, they serve up food fare in four top-notch New York restaurants.
Advantage Chef The chefs prepare a holiday stuffing dish without the benefit of any kitchen tools or knives. Later, they hold court by catering a bash for the U.S. Open tennis tournament.
Dim Sum Lose Sum In a series first, head judge Tom Colicchio enters the competition, challenging the chefs to beat his time in creating a dish. Then, the meal masters head to Chinatown to serve up dim sum for locals.
Restaurant Wars: One Night Only The chefs get hooked into a fish-fillet contest at an elite seafood restaurant. In a unique Restaurant Wars test that follows, they must establish "one night only" eateries under the stars in New York City.
An Offer They Can't Refuse The contestants' presentation and plating techniques are evaluated. Later, they must create a traditional three-course Italian meal. Designer Isaac Mizrahi and actress Lorraine Bracco are the guest judges
Feeding Fallon The chefs prepare fondue. Later, they cater late-night talker Jimmy Fallon's birthday party. Fallon serves as guest judge.
Lock Down The culinarians concoct cookies in a bid to impress "Sesame Street" denizens Cookie Monster, Telly and Elmo. Later, the chefs commandeer a store and whip up dishes from items found in the aisles.
For The Gulf The remaining meal mavens employ a deep fryer in an attempt to please culinary star Paula Deen's precise palate. Later, the chefs serve up seafood at an event that benefits fishermen of the Gulf region. Deen and chef John Besh are guest judges.
Give Me Your Huddled Masses The chefs create food fare on the open water. Later, they journey to Ellis Island to whip up dishes based on their family tree.
Fit For A King The chefs set sail for the Bahamas, and each participates in a culinary duel against the person who was crowned the winner during their first stint on the show. Later, they create meals for Bahamian royalty, but it's a royal pain with limited cooking equipment.
Island Fever In the Bahamas, the meal maestros cater a high-end lunch party for a yacht club's 80th anniversary and serve up Bahamian delicacies---including conch, which they themselves must catch in the ocean. Lorena Garcia is the guest judge.
Last Supper The still-standing chefs fashion a challenge for their fellow contestants in Season 8's final Quickfire. Then, they dish up a "last supper" for celebrity chefs Masaharu Morimoto, Wolfgang Puck and Michelle Bernstein.
Finale The final all-star food fighters try to seal the deal with an ideal meal. Afterward, the winning chef is revealed.