Fun with pink-haired Stephanie, an optimistic eight-year-old, and superhero Sportacus, as they learn how to make healthy choices and get active. Robbie makes Stingy believe he is the prince of LazyTown. Stingy loves being prince and doesn't notice when Robbie locks him in a castle. Robbie tells LazyTowners they can't be active any more, saying that it is an order from Prince Stingy. Stingy realises he has been fooled and must be rescued by his friends.