Rotten Ralph comes to appreciate Sarah's healthy cat food after he gets sick from eating out of trash cans. Annotation. Rotten to the core! When Sarah serves up a healthy, home-cooked meal chock-full of fruits and vegetables, Rotten Ralph turns up his nose and refuses to eat. With those overflowing, back-alley trash cans in mind, he has more exciting dinner plans on his menu. Garbage for dinner? Uh-oh! Rotten Ralph's bad eating habits are about to make him feel rotten for real. In this latest installment in the popular Rotten Readers, Gantos and Rubel team up to capture their feline hero as he's feeling his worst and making us laugh at the same time.