Norman and Mandy are at the beach when they spot a penguin! Realising it must have escaped from the Zoo, Mandy wants to return it, but Norman has other ideas and decides to take it home. He soon discovers that looking after a penguin is more work than he realised though, and trouble starts when the penguin goes missing after he tries to take it to the swimming pool. Luckily, Fireman Sam and the firefighting team are soon on their way to the rescue!