qqp question1: Game of Thrones Season 4 Episode 1 (Two Swords): Why do Tywin and Tyrion allow the crazy Dornish guy (Oberyn) into town in the first place, given how (understandably) vengeful Oberyn is? question2: Game of Thrones Season 4 Episode 1 (Two Swords): Who are the Thenns? Where did they come from?