For some of you who ever read the killing joke comic I'll tell you what happened to his wife for real turns out she ran away after telling some cops her tale of woe turned out hubby (aka the future joker)didn't want her to leave the relationship so the two cops gather some money and made up a story to leave her alone she and her son live a happy life so long as the Joker and the world doesn't where she and Junior are😁😁😁😁