Chocolate Chip is a guinea pig that can't talk and needs Why to translate for her. Doggy is friends with Hippo. Hearty grew up in a circus and has lots of fans. Big Joe is brothers with Doggy, Hearty, and Big Boe. Barley at first could not talk. She is often mistaken for "Tiff" because that is all that she ever said a first. She is now the eighth member of Santa's reindeer crew.