Fun with pink-haired Stephanie, an enthusiastic eight-year-old, and superhero Sportacus, as they learn how to make healthy choices and get active. Stephanie and the LazyTown children's plan to give Sportacus a day off - with Stephanie taking over as hero - is in disarray. Robbie Rotten's vicious robotic dog attacks everyone while Sportacus relaxes. The tables turn when the dog targets Robbie, and Sportacus and 'Sportastephanie' arrive to save the day.