Meche

Meche is a female chihuahua and is Guilermo's pet ghost dog, best friend, and companion.In "Chewhuahua Babies," Meche revealed that she is pregnant and becomes a mother to three chihuahua puppies.

Appearance
When She was alive, She has tan fur,pink hair bow and brown eyes. After she died, she glowed a light blue color, and wears a black hair bow with a skull.

Personality
Meche is laid-back and likes to interact with Guilermo and Graciela. This is obvious because of the fact that neither Graciela nor Chica Cortez speak Spanish very often when talking to her.

The Pups
The pups seem to respect her, because they came inside when she called them. Meche obviously cares for them deeply, cooing over them while playing with the pups in the house.