Meet Mr Tiddles - he's not your everyday cat. He's a cat with attitude! When Harry gets a cat of his own, he does everything to make Mr Tiddles happy. Mr Tiddles wants to make Harry happy too. He brings him little presents ...the odd expired mouse or two, but when Harry wakes up to find a trainset, priceless works of art, dinosaurs, robots and a horse named Alan in his bedroom, he realizes things are completely out of control!