Homer: America, take a good look at your beloved candidates. They're nothing but hideous space reptiles. [unmasks them] [audience gasps in terror] Kodos: It's true, we are aliens. But what are you going to do about it? It's a two-party system; you have to vote for one of us. [murmurs] Man1: He's right, this is a two-party system. Man2: Well, I believe I'll vote for a third-party candidate. Kang: Go ahead, throw your vote away.