Preschool stop-frame animation. The adventures of Pingu, the clumsy young penguin who is always up to mischief in his snowy world. His companions are his baby sister Pinga, his best friend Robby the Seal, his caring mother and his father who is the local postman. Pingu discovers that he can throw his voice by speaking through a hose and funnel. Soon he is playing tricks on Robby, Pinga, Father and Grandfather by making them believe that fish or snowmen are talking to them. But they get their own back and give Pingu an almighty fright!