RX: "Wait, wasn't the second commanding officer on M*A*S*H also named Harry Potter?"
RX: "So there are two of them!"
Me: "Nope. Same guy."
RX: "So, after magic school, he went back in time, fought in the First World War, got a medical degree and... Harry Potter and the North Korean Ring of Fire. Oh, or Harry Potter and the Sucking Chest Wound..."