The show finally reveals which celebrities are on the show intro this year.

In 2010, Billy weighed 485. Today, he is 225 pounds lighter and is helping others achieve their fitness goals as a personal trainer. Listen to his story below:

Billy’s next step is skin removal surgery. Unfortunately, it’s not cheap. You can help him reach his $16,000 goal by donating at his GoFundMe page: http://www.gofundme.com/BillysSkinRemoval.