The Grim Adventures of Billy and Mandy (2001)

Episode Overview

After Mindy ridicules Mandy's timid dog, Saliva, Mandy resolves to toughen her pup up. When Grim incessantly talks about his impressive dog, Cerberus, Mandy seizes the opportunity to use Grim's unique whistle to summon the massive, three-headed, fire-breathing beast. In an unexpected twist, Cerberus ends up marrying Mindy's tiny chihuahua, Little Delicious. Meanwhile, Saliva surprises everyone by showing a moment of defiance towards Mindy, snapping at her unexpectedly.