Penguin Blue is back, in a swashbuckling new adventure about pirates, treasure, and friendship!A pirate hat.A sunny day.For Penguin BlueA game to play.Your favourite Penguin and his friends are back in a new adventure, and this time theyre pirates ARRRRR!Sailing the seven seas in search of treasure, Captain Blue and his friends are unexpectedly SUNK! But with a shipwreck to explore and a mysterious stranger on a desert island to meet, they might still find some treasure after allThe fourth book from the award-winning, bestselling picture book star Rob Biddulph.