When an erect penis's corpus cavernosum is broken in half making it impossible for the penis to become erect in that one spot. This causes a penis to look like sausage links. Normally happens during sex when the female is on top and the penis slips out while the female it coming down on it.
So I was having the best sex of my life... And it slipped out, she slammed down on it and broke it in half. And that's why I became a butcher. I was used to handling my sausage link.