Dinner: Impossible

Robert Irvine has just 10 hours to create a menu and prepare a gourmet meal for a 200-person wedding. He has only two trusted sous chefs and a staff of inexperienced teenage boys to assist him.

Robert Irvine has just eight hours to prepare a fundraising dinner on a remote island off the coast of Maine, hours away from food and supplies.

Robert Irvine travels to historic Williamsburg, VA, to prepare an 18th-century meal for food historians. The catch is that he can only use methods, tools and ingredients from the 1700s.

Robert Irvine races against time -- and a moving train -- as he tries to prepare five courses for 160 passengers on the Sierra Railroad DinnerTrain. But first he has to keep his balance in the smallest kitchen he's ever seen.

Robert Irvine hops in the saddle to serve 14 authentic dishes to 500 hungry cowboys and cowgirls on a cattle drive in central Florida.

Robert Irvine's survival skills are tested when he washes ashore on a deserted island and must prepare a tropical feast in only four hours. He gets help from two former Survivor castaways and two mystery crates.

At the Culinary Institute of America, Robert Irvine samples dishes prepared by seven internationally renowned master chefs. Then he has eight hours to recreate the seven dishes plus seven original dishes from each of the chefs' home countries.

The governor of Pennsylvania challenges Robert Irvine to prepare a stately array of hors d'oeuvres for his inaugural ball. In just 24 hours, Robert has to create and prepare Pennsylvania delicacies to feed 4,000 attendees!

Radio host Ryan Seacrest ambushes Robert Irvine with his challenge to prepare food for a premiere party with 350 guests at the Santa Barbara International Film Festival.

Robert Irvine has seven hours in subfreezing temperatures to cook for the entire staff of Quebec's famous Ice Hotel.

Robert Irvine has nine hours to prepare a cocktail reception and five-course meal for the president of the University of Pennsylvania and 65 distinguished guests. The dinner will be held in a filthy fraternity house, and the brothers have to help out.

Robert Irvine receives his marching orders: In just seven hours, he must feed 850 tired, hungry, tough Marines using government-issue staples. The men have just spent 30 days training in the desert and are about to be deployed overseas.