Heroes and Friends: Clifford tries to be a "hero" to impress his beloved Emily Elizabeth. He soon learns that being called "my best friend in the whole world" can be just as rewarding as being called a "hero." The Cookie Crumbles: When Mrs. Z presents the kids with candy canes, they decide to make cookies to thank her. But as their cookie list grows and their standards rise, they become fed up with frosting and each other. With Clifford's help, they remember that Christmas is about celebrating being together.