In this show's every episode, Gordon Ramsay who is a famous British chef goes to a failing restaurant and spends a week with a failing restaurant in an attempt to revive the business. He observes the inner workings of the chosen establishment and tries to get the root of the problem causing the business to fail. He gives them advice on everything. He returns to each restaurant a few months after his first visit to see improvement.
Seasons of Kitchen Nightmares