Hallie

Hallie is a stuffed  hippo and a nurse  who is Doc's assistant. She is friendly and treats Doc's patients with respect and good care. She is good friends with Doc and the other stuffed animals. She also has a  Radar O'Relliy -like intuition as to what Doc needs during an exam, which she calls a "Hippo Hunch." She wears a Candy srtiper  nurses outfit.