favorite tv show, but it better be a short program, because in as little as five minutes a day with the ab rocket twister, you're on your way to tighter, sexier abs, guaranteed. >> but best of all, rebecca, no more neck pain, no more back pain. the ab rocket twister is like getting a massage while you work your abs. >> rebecca: whether you want to show off your hottest bikini body or finally slip back into your favorite skinny jeans, with the ab rocket twister, you can have the tight, sexy abs you've always wanted. >> announcer: back pai n pain, "no pain, noain"? foet aut it. that's why professionam.m.a. fir adam von rothfelder usts the arocket twister in his corner. >> i'm a professional m.m.a. fighter. i found th m.m.a. quired a lot more core strength wher'mowing a punch mobility. a kick in the ring, all the power comes from right here, right in my obliques, right in my midsection. i was in a car accident, and i actually... i did fracture my back, separad my shoulder.