Grrrrrr! Look out! Here comes the Dirty Great Dinosaur! It's huge! It's hungry! It's the DIRTY GREAT DINOSAUR! He's going to eat anything in his way!Only Hal (and his little dog Billy) can stop the hungry beastie, because they know just how to calm that Dirty Great Dinosaur down . . .Let Hal and Billy show you how to calmly deal with temper tantrums of monstrous proportions!World renowned storyteller Martin Waddell has created a dynamic and action-packed text which perfectly matches this exciting picture book debut from fabulous new illustrator, Leonie Lord.