If you have a digital camera, get one of the guys to take a digital movie of you shooting. Most cameras have a little movie camera icon somewhere on the camera that will let you make a movie of the AVI type file. You can then play it back on your computer with windows media player.
I did this and found a number of things to work on. Beware you may find you look like a big lumbering stumblebum and wonder how come no one was laughing.
