Seveal older kids make fun of Cat-a-lion by calling him names. Humiliated, he feels powerless and hurt and reacts by calling ARthur names. When he is caught in the act by Mrs. Chung, the principal, Cat-a-lion reluctantly admits doing it to feel more powerful. Mrs. Chung sympathizes and helps Cat-a-lion understand why taking out his feelings on Arthur was wrong and why it hurt Arthur. Cat-a-lion rrealizes his mistake and makes up to Arthur by apologizing and asking him to his birthday party.