Now this is how you do pistol squats

Pistols squats are probably one of the hardest body weight exercises that you can do. It involves balance and muscle control, go down to fast and you will fall over. It might look easy when you look at it but I bet you you won't be able to do even one of these the first time you try it. Here is how you do it
 

 Simple right? Go ahead try.....and fail miserably..I did the first time, you will too :-) After you try and fail, watch this video, it is insanity