The anticipation is excillirating. Every muscle in your body, every nerve in the entire nervous system: all are under extreme and involuntary exertion. Your skeletal muscles of the lower extremities lock up, you begin hyperventilating, your heart rate and blood pressure spike, the diaphragm plunges deep within your abdomen, and your trunk contracts, compressing the contents of your bowls. It all comes out, everything, the nausea with it. Endorphins flood your bloodstream, and from regurgitation you experience one of the best feelings ever. The instant feeling of relief of vomiting is extremely euphoric. You love it.

the whale tail is the shape formed when a g-string rides up high over a womans trousers