When you piss a fictional character off so badly that he, she, or it gets your ass kicked in real life.
Steve: "Hey, did you hear about that guy who wrote that really sick story about this kid being turned into a baby?"
Bob: "No, what happened?"
Steve: "Well, he was a teacher and somebody told his school district about the story... guy got fired.."
Bob: "LOL, Luke's Revenge!"
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