A jealous pup learns that rivals can become unexpected allies in a picture book loaded with preschooler appeal. Why didn't anyone ask Calvin if it was all right to bring Gloria home? Now Calvin has to live with Gloria - and to make matters worse, this cat eats from his dog bowl, sleeps in his basket, and gets all the attention! Calvin will never like Gloria, and he will certainly never share anything with her. Or will he? With a kid-friendly text...