Also, let it be known that this is not for shaving your legs. Shaving your legs is easy in comparison.
THE ART OF SHAVING BLIND
How to master shaving blind.
How to deal when you miserably fail at shaving blindly.
Trust your instincts.
Step away from the mirror.
Don't try doing it while sitting in the bathtub; stand.
While standing, carefully life one leg and with your free hand hold on for dear life.
It should also be mentioned that once you reach 'hippo' size, this is the same stance you should take during intercourse. See figure 4.2 [Just kidding, there's no figure 4.2].