Watch 123Movies. Set on Merry Walrus Eve, the story follows a seafaring penguin named Roofhowse who arrives at Club Penguin Island only to find himself wrapped up in an unexpected festive adventure! Following a magical Blue Crystal Puffle, Roofhowse and his new friends journey to the fabled Merry Walrus Island and learn that they must band together to stop their favourite holiday celebration from being silenced forever.