Bilingual Edition: My Cat is Sad What makes a cat happy? A little boy is worried his cat is sad in this funny beginning reader. Is the cat really sad? Find out in this continuation of the Cat and Dog series from Katrina Streza and Brenda Ponnay. Perfect for toddlers, preschoolers and beginning readers, this funny little book is for lovers of sad cats everywhere. Other books in the Cat and Dog series include: My Cat is Fat My Good Dog My Cat, My Dog In this Xist Kids English Spanish Bilingual Edition, the original English text is paired with the Spanish translation on each page.