Fitness, Personal Short but Intense Gut-Buster Session 2008-04-02 ZeroXR 164Leave a commenthttps%3A%2F%2Fwww.zeroxr.com%2F%3Fp%3D164Short+but+Intense+Gut-Buster+Session2008-04-03+01%3A29%3A24ZeroXRhttp%3A%2F%2Fwww.zeroxr.com%2F%3Fp%3D164 Crunches – 2 sets, 24 reps Bicycle Crunches – 2 sets, 24 reps Cross Crunches – 2 sets, 24 reps