When Ellie puts on her new pyjamas, strange things start to happen. She and her little brother, Max, are whisked off to the Christmas Shop where a battle is raging between a valiant troop of toys and the scaaaarry Christmas Tree Fairy and her army of angels.

Can Ellie and Max save Christmas for the world – or will they be arrested for being mince spies?

This is the first book in a new series about the Cosmic Pyjamas. They're magical and they're dangerous. You have been warned!