Arthur teases and makes fun of Sue Ellen's oversized sweater. When Francine and Muffy confront Arthur. And Muffy says that Sue Ellen is changing classes because of him. What Francine, Muffy, and Sue Ellen fail to realize is that all three of them share a class with a bully named Binky. He's been a bully a lot longer than Arthur has, but no one had ever changed classes because of him.