I can’t find it because it was quite a while ago but once there was a “Mace Windu is a sith lord theory” thread and the OP got all upset at us for not taking him seriously.
EDIT: Found it! http://originaltrilogy.com/topic/Mace-Windu-was-probably-evil/id/17364/page/1
The best part is that he still checks the site every once it a while lol http://originaltrilogy.com/user/CARZ/id/16190