Discover the pooptastic world of Dino and Danny, from bestselling authors Tom Fletcher and Dougie Poynter! Danny sees a rainbow, Dino sees it too! So many pretty colours, They can name them all - can you? When Dino and Danny see a rainbow in the sky, they go through and name all the colours they can see. But soon they notice there is one important colour missing and Dinosaur is keen to help correct it.