One...Two...Three Abs is a quick guide on how to achieve that six pack that you've always wanted. Its easy to follow and straight to the point. Its great for beginners or advanced trainees. There is a month long program to follow with links to the exact exercises you will be doing. This is the program that Optimum Nutrition Athlete Frank Fata follows to get his abs ready for a show or photoshoot. It has some exercises that do not require a gym. All you need is your bodyweight and the will power to follow the program. When you're done you won't want to keep your shirt on!