The Grim Adventures of Billy and Mandy
The Grim Adventures of Billy and Mandy S1 E14 - A Grim Surprise
8.1
Billy tells Grim to help him throw a surprise birthday party for Mandy. Then, a reluctant Grim helps Billy prepare a cake while keeping it a secret from Mandy. In the end, a somewhat surprised Mandy reveals that her birthday isn't for the next five months, something that Billy already knew about.
| Creator | Maxwell Atoms |
|---|---|
| Actor | Greg Eagles, Richard Steven Horvitz, Grey DeLisle |
| Country | United States of America |
| Production | Cartoon Network Studios |