Jen is away on a trip to the Amazon, so leaves behind her robotic assistant Sarah to look after things. But when Sarah accidentally deletes the file containing the call of the chinstrap penguin, Andy has to get to Antarctica to re-record again - with the leading expert on the penguins arriving any minute!

Andy manages to find a chinstrap penguin, but there are many obstacles in their way before the penguin can lead Andy to the rest of its family - a chunk of ice, a leopard seal and a flock of skua birds...