Twenty aspiring restaurateurs present their signature dishes to Ramsay -- and an audience -- in Las Vegas; while the challenge winners earn a night out on the town, the losers must head back to Los Angeles on a school bus.

The contestants arrive at the dorms; Ramsay sends contestants out of the kitchen after a rocky first dinner service.

Chef Ramsay puts the contestants through a physical challenge involving lobsters; while the challenge winners enjoy a day on a yacht, the losing team must clean hundreds of pounds of fish; Ramsay is disappointed by a disorganized dinner service.

Olympic athletes Maurice Greene, Natalie Coughlin and Danell Leyva help Ramsay lead a 3K race, with the red and blue teams racing to prepare lunch for the runners; communication issues lead to fights during the dinner service.

The teams must identify the type of protein used in five dishes; as the winning team enjoys its victory at a beach house, the losing team must grind and mill grains to make bread from scratch; contestants are grilled during elimination.

Ramsay makes a decision that changes the competition; two chefs work as servers during the dinner service; each team nominates two contestants to be put up for elimination.

Chef Martin Yan judges six Chinese dishes created by the remaining contestants; during dinner service, one team disappoints a VIP guest; a contestant is eliminated.

The teams must create five steak dishes; a diner finds an unpleasant surprise in her dish during dinner service; the elimination round brings out bad tempers.

The teams host a quinceanera; a disagreement between chefs brings dinner service to a standstill; Ramsay makes an unexpected decision.

The chefs compete to participate in a photo shoot and host a dinner for members of the Army.

The chefs must design and execute their own dinner menus.

The chefs create ethnic dishes with select ingredients; a team falls behind before dinner service begins.

Ramsay tests the chefs' palates with a blind taste test; Ramsay presents an unexpected challenge in order to determine who gets immunity.

The chef with the best dish earns immunity; the chefs prepare a meal for TV host Maria Menounos and actor Jeremy Sisto; one team's service flags during dinner.

Ramsay tests the contestants' ability to communicate and work together with a three entree relay race, with the winners getting a helicopter tour and a caviar tasting.

The chefs are surprised by family members and then participate in a pressure cooker test.

A team of previous winners returns to challenge the remaining contestants; each team designs its own menus for dinner service.

The final five chefs must prove that they deserve to stay in the competition by creating their most impressive gourmet burger. They face a tough room of critics as Chef Ramsay and room filled with dining professionals will determine the best and the worst burgers. The winning chef earns a relaxing day at the spa, while the remaining chefs are tasked with endless chores. Later, pressure mounts when the chefs must serve a VIP guest, but huge missteps in the kitchen put dinner service at a virtual standstill. Find out which contestant is sent home after a dramatic elimination round.

The chefs must use sight, taste and smell to identify ingredients in a dish and re-create it, with the chef who comes closest earning a shopping spree and time with Chef Ramsay; Ramsay sends two chefs home.

Chef Ramsay announces the final two chefs who will compete for the HELL'S KITCHEN title and a life-changing grand prize: a Head Chef position under Executive Chef Jeremy Berlin at Gordon Ramsay Pub & Grill at Caesars Palace. After Chef Ramsay surprises the chefs with a luxurious trip to Las Vegas, the adventures continue when the chefs compete head-to-head in a live cooking challenge judged by some of the most famous chefs in Los Angeles.

With the help of former HELL'S KITCHEN contestants, the top two chefs prepare their menus for the most important dinner service of their life. Later, pressure mounts on both teams to execute a flawless dinner service, but in the end, only one chef will be crowned HELL'S KITCHEN winner.