i'm tom bergeron, and this show is about transforming how u look and feel, starting right now. >> announcer: are you struggling right now to lose weight? >> i've struggled with my weight my entire life. >> i really want to... lose this. >> i didn't want to walk down the aisle weighing 220 pounds. i need to do something, and it needs to happen right now. >> announcer: now there's a breakthrough new way to lose those pounds and inches, and it happens in just 21 days. >> i was amazed i was able to accomplish this in three weeks. >> i lost 14 pounds and >> announcer: get ready for the 21 day fix, the fast, simple system you can stick with, from celebrity fitness and nutrition sensation autumn calabrese. >> even too much of healthy food can pack on the pounds. let me show you how my color-coded containers help you eat the right satisfying portions of the foods you love. plus, with my quick, 30 minute daily workouts you can stick with, you will lose weight. you don't need 90 days. you don't even need 60 days to see results. you just give me 30 minutes a day for 21 days, and i promise you the weig