painful? creators of three of them. su berries boot camp and sean t, creator of insanity or the trilogy torturers. [ laughter ] >> berry, let me start with you. i've seen the results of your work because my producer that worked on this show has been beasted -- by quite a chubby lad into a lean machine with berry's boot camp. it works. >> absolutely. results are one of the main reasons people keep coming back. >> what is it about berry's boot camp that is different than others? >> good question. it's -- you know, it's running and weights. it's very basic training, and it's putting in a group atmosphere to push and be pushed. >> can you get propertyerly fit by just doing weights or just doing running? is the best combination both? >> both.