Mr Pattacake and his ginger cat Treacle have been invited to join a mission into outer space! Whilst the scientists collect samples from the planet Collywobble, Mr Pattacake tries to show the Collywobblians what food from planet Earth is like. But as ever with Mr Pattacake, disaster strikes and he must find a way to rescue the mission and save Treacle from the evil CATerpillar!