Toby is no longer a little elephant. He's a Big Boy now, much bigger than baby sister Iris. He can pour his own milk, read his own bedtime stories, and even reach the snacks high on the "just for mummies" shelf. But some things are still very tricky even when you're big. And when Mummy is too busy with Iris to help him, Toby ends up with bad buttons, wrong wellies and loo paper everywhere! Then Toby gets very cross...