But although Elvis is brave, Buddy is bigger! So one day, Elvis goes out through the cat flap and doesn't come back. Posters are put up all over town, but no one has seen Elvis, so Buddy decides to go looking for him – only to discover that night is a cat's world all right!

This first picture book by the illustrator synonymous with The Princess Diaries is a stunning debut. It is packed with pathos, action and humour, and has a strong message for bickering siblings everywhere.