Chato decides to throw a "pachanga" for his friend Novio Boy, who has never had a birthday party, but when it is time to party, Novio Boy cannot be found.
To get the "ratoncitos," little mice, who have moved into the barrio to come to his house, Chato the cat prepares all kinds of good food: fajitas, frijoles, salsa, enchiladas, and more.