Wizard who thinks his spells are a sign a possession
1122) Character has a speech impediment or some local dialect that makes them sound dumb, but they're actually quite smart. See: Grimlock in the Marvel comics run.
Worships Bill Gates and follows Bill's every command, for fear that if he does not, the "Blue Screen of Death" will eat his soul.
Has no tounge, but still speaks perfectly well.
1564: A rogue or Bard who is EXTREMELY good with the ladies, but has no idea about "the act" whatsoever, and complains that women wont stop following him around. Refuses to buy them anything, because its "encouraging there distracting behaviour" and dislikes to be touched by the opposite sex.
1561: Preaches his own theory of evolution - humans evolved from monkeys, or orcs, or drow, or whatever you like (or humans evolved TO said things).