Wanna know how all this started? Why Gracie Jiu-Jitsu is so important? Why Jiu-Jitsu, ground techniques, submissions, ground defense is important for self defense? The early UFC before rules of gloves, time limits etc...let this video take you thru the history of how it all began: http://www.youtube.com/watch?v=JqOOmqZ2jmE