When Buster defeats the Brain in a math contest, he is chosen for school mathathon. Crushed, the Brain says he's decided to become a comedian and his declares Buster the new "Brain". Can Arthur and his friends convince the Brain that he's still as smart as ever?
I think... I think the Brain is pool... Because he lose to the Buster ㅠ.ㅠ. That's pool... I think the Buster is... I don't know...