Regular Show - Caveman

Seizoen: 4 - Aflevering: 18 / 100 - Eerst uitgezonden: 25 februari 2013 - Episode ID: 718920

When Mordecai and Rigby meet a caveman, they decide to put his unique prehistoric physique to good use: chugging cheese! But could this caveman actually turn out to be a Neanderthal nuisance?