work out on vhs are long gone but i still work out like that. people push themself to the limit to get workouts. do they work, and are they painful? creators of three of them. 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