The Cavalier King Charles Spaniel is an elegant, energetic toy breed that is compatible for city or country life. Successful in conformation shows, obedience and agility, they also make wonderful therapy dogs due to their sweet, gentle natures. The breed also became a TV star when featured on "Sex and the City" as Charlotte York's dog. Their silky coats come in four colors - Blenheim (chestnut and white), Tricolor (black, white, and tan), Ruby (solid red) and Black and Tan.