Jani & James Doen-het-zelf

Each Challenge pits numerous cast members from past seasons of reality shows against each other, dividing them into two separate teams according to different criteria, such as gender, which show they first appeared on, whether or not they're veterans or rookies on the show, etc. The two teams compete in numerous missions in order to win prizes and advance in the overall game.

Billionaire Glenn Stearns attempts a monumental challenge that most would claim is impossible. Follow this self-made mogul to see if he can build a million-dollar company in just 90 days.

Each week, 20 contestants compete in a series of challenges in an attempt to win £10,000. These challenges are based in large pools of water or mud and generally involve large assault courses that participants must cross.

Getting through customs is just the beginning. With just 90 days to wed on a fiancé visa, follow international couples as they attempt to overcome cultural barriers and family drama while in search of true love that knows no borders.

Matt & Amy Roloff enlist the help of their four children Jeremy, Zack, Molly & Jacob to help expand the business of Roloff farms. As the kids grow older, the family grows larger and the Roloffs learn how to keep their family relationships strong.

Two talented chefs go head-to-head for the chance to Beat Bobby Flay. To get to Bobby the chefs must first face off against each other, creating a spectacular dish with a secret ingredient of Bobby's choice. Judges Alex Guarnaschelli and Jeff Mauro know Bobby's strengths and his weaknesses. Their goal: Pick the chef who has the skills to take down Bobby Flay in his own arena. The winning chef gets to challenge Bobby with his or her surprise signature dish. If Bobby goes down, the winner can tell the world, "I beat Bobby Flay!"

An American reality competition show in which chefs compete against each other in culinary challenges and are judged by a panel of professional chefs and other notables from the food and wine industry with one or more contestants eliminated in each episode.

Paul Teutul, Sr. and his son Paul Teutul, Jr. manufacture custom chopper-style motorcycles.

A high energy, fast paced cooking competition that challenges four up-and-coming chefs to turn a selection of everyday ingredients into an extraordinary three-course meal. After each course, a contestant gets “chopped” by our panel of esteemed culinary luminaries until the last man or woman left standing claims victory.

A group of the best survival experts in the world take on an un-survivable situation: 40 days. 40 nights. No food, water or clothes. To survive they'll need to master the environment, pushing far beyond the breaking point. Will even one be able to finish?