It's created by MQ and written by Andy Abey, Anne Blecker and the Qs and is superbly illustrated by Leo Antolini.
When Aya woke up one day, something felt different, not quite right. But what was it?
When she was cleaning her teeth, Aya realised that she had lot something very precious and dear to her. She had lost her happiness!
She took Papaya with her on a quest to find her happiness. They searched high, they searched low.
They searched indoors and outdoors.
Eventually, with the help of her mummy and daddy, Aya was able to find her happiness, again.
It's a lovely book for children and parents.
It's published by Matador at £8.99.