So Funny I Forgot to Laugh - Arthur thinks his jokes about Sue Ellen's new sweater are all in good fun but Sue Ellen's feelings are hurt. Has Arthur become…a bully? Educational Objective: Arthur learns that teasing someone, after they've asked you to stop, is a form of bullying. The Best Day Ever - It's a beautiful afternoon and everyone is reminiscing about their best days." Everyone, that is, except Arthur. Is it possible he doesn't have one? Educational Objective: Arthur learns that good friends can make any day special."