This military urban legend is only as old as World War II, and probably because out of so many Americans registered for the war, a relatively small number were actually drafted for the war. It makes sense that more than a handful might not understand why they weren't called up to serve or what the rules for being called up or passed over might be.  Only Son Being Exempt from the Draft When the war ended, a number of myths and legends began to circulate. Stories about things that happened...