Hallie

Hallie Hippo is one of Doc's first toys that she had when she was younger, Hallie once had a TV show based on herself as other personalities and other occupations, Hallie loves helping Doc at her backyard clinic, Hallie got a hurt a few times but thinks that her injury is not important than her fellow toys.

Looks
Hallie is a Purple Hippopotamus that wears a Nurse's dress with red and white stripes with matching hat and wears a pair of oval-shaped glasses.

Trivia
Loretta Devine is an actress and singer and is also in a few movies. https://en.wikipedia.org/wiki/Loretta_Devine