Billy is a hound dog who appears to be a bully at first, but has a heart of gold. He is good friends with Huckle, Hilda, and Lowly. He later gets glasses and usually he wears a green or yellow baseball cap & red sweater & blue or green jeans, He first appeared in Billy Dog's Bad Day Billy dog gets glasses. Billy dog's space rock He's about 7-8 years old. and he is one taller then Huckle, and Lowly & he has sharp fang teeth, black nose, sharp claws & he is so popular & his Favorite color red Gator green olive green blue sky blue yellow green gold sliver.