Doctor Convention

[Streamer]

A world renowned neurologist is giving a seminar to a group of doctors about involuntary muscular contractions.
He goes on to explain that there are many muscles in our body
reacting involuntarily of each other and without us even knowing.
He senses the class is becoming bored with his speech, so he tries to lighten it up by asking a woman doctor in the front row," You probably have no idea what your a$$hole is doing every time you have an orgasm." She smiled sheepishly and replied," I know exactly what he's doing, he's out fishing with his friends.