This season marks the first appearance of the three nerds of the Secret Snake Club, a school club dedicated to snakes and their dark supernatural abilities. Also appearing are Thromnambular, a mysterious talking skull that grants wishes; Wiggy Jiggy Jed, Billy's ideal pet, made from magically combining four dogs; a supernatural duck that makes farting noises; Principal Goodvibes, the friendly but boring principal at Billy and Mandy's school; Daisy...
The two main characters, Billy and Mandy, have obliged the Grim Reaper to be their best friend.. 3 Season 3. Harold: It's not the size of the fish that counts.
The Grim Adventures of Billy & Mandy (season 3)
How many more disruptions must the bystanders in Nick's life endure?