The competitors must redeem themselves by making a dish that haunts them from their first go-around, then shoot a one-minute video to explain what they've been up to and how they've improved.

The alumni trying to stand out as they take on a new-school baking challenge using old-school tools. Then, the winner of the first challenge determines the amount of time each competitor gets to recreate a traditional diner dish.

Five competitors must put an international spin on classic New York deli dishes during the first challenge; and then, the four remaining contestants battle it out as they are given a summer theme during the final challenge.

Former finalists return to the Food Network Star kitchen for a second shot at stardom! Hosts Valerie Bertinelli and Tyler Florence kick off the proceedings by identifying what kept each of the alumni from prevailing in their previous season. Then, the alumni each take on a retro dessert in desperate need of a comeback and shoot an Instagram video about their updated version. Duff Goldman joins Valerie and Tyler to help judge the results, and one contestant will be eliminated from the competition.

The contestants are divided into three groups, with each group assigned a decade - 60s, 70s, and 80s. The task is to create a starter, main course, and dessert that represents the culinary trends and flavors of their assigned decade.

In this episode of Food Network Star: Comeback Kitchen, the remaining seven contestants are put to the test as they attempt to pass the bar - the blue ribbon bar, that is. The chefs are challenged to create inventive dishes featuring the classic blue ribbon ingredient - mayonnaise.

Eight former finalists are back for a second shot at stardom. Co-hosts Valerie Bertinelli and Tyler Florence challenge the alumni with reinventing a TV dinner while demonstrating that they've improved upon their flaws.

First, the competitors must create something new using the ingredients of bizarre vintage dishes, with the least successful competitor eliminated. Then, the contestants divide up into two teams as they must plan and create a menu for delivery. Ultimately, each team will also shoot a one-minute video to promote their dishes, with yet another contestant sent home.

Five competitors must put an international spin on classic New York deli dishes during the first challenge; and then, the four remaining contestants battle it out as they are given a summer theme during the final challenge.