Harry and the Dinosaurs have a Happy Birthday

Harry and his dinosaurs love birthday parties, so Harry''s disappointed when big sister, Sam, says she''s going to one - alone. Not only is it Mr Oakley''s birthday, but Harry finds out that it''s the dinosaurs'' one hundred millionth birthday too! Harry decides to throw a surprise birthday party and soon even Sam helps to make the party treats. Mum invites Mr Oakley over and he is very surprised when he arrives; in fact, everyone agrees that it''s the best birthday party ever!