Some serious motivation always helps when trying to lose weight. How does $10,000 worth of motivation sound? That's the price 12 pairs of contestants literally pay to enter this competition. It's a risk they're willing to take, despite the grueling challenges, supersized temptations and pressure-filled weigh-ins that they endure, since the duo that sheds the most combined weight walks away with a $100,000 grand prize. Now that's putting your money where your mouth is. Dan Cortese hosts.