In daytime-TV dynamo Joy Behar's follow-up to her "New York Times" bestseller "Sheetzucacapoopoo: My Kind of Dog," Max is off to doggy day care. And while the lovable Shih tzu/cocker spaniel/poodle puppy is initially reluctant to leave the comfort of home for the rigors of obedience school, Max finds that school can be fun . . . especially when all dogs'big and small'learn to get along