sad, happy, a cat, a rat, a bat, a cat, a bat, sad, a cat, a rat, sad, happy, a bat, a rat, sad, a bat, a cat, a rat, happy, a cat, sad, happy, a cat, a rat, a bat. a cat and a rat, a bat and a cat, a rat and a cat ,a cat and a bat, a rat and a bat, a cat and a rat ,a bat and a cat, a rat and a cat ,a cat and a bat. a sad cat, a happy rat, a sad bat, a happy cat, a sad rat, a sad cat, a happy rat, a sad bat, a happy cat.