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?
| Creator | J.G. Quintel |
|---|---|
| Actor | J.G. Quintel, William Salyers, Mark Hamill |
| Country | United States of America |
| Production | Cartoon Network Studios |