Whose Watch Is That? Whose watch is that? It's Jenny's watch. Whose hat is that? It's Jenny's hat. Whose books are those? They're Jenny's books. Whose cat is that? It's Jenny's cat. It's Andy's watch. It's Jenny's watch. It's Andy's hat. It's Jenny's hat. They're Andy's books. They're Jenny's books. It's Andy's cat. It's Jenny's cat.