Grtass-Hemmelighetenpgrden

　　The Norwegian children’s favorite tractor Grtass has to clean up when Goggen inherits and old and decrepit farm from his late uncle Georg. It soon becomes clear that some bad guys are out to trick the farm from Goggen as it holds a secret: A spring with magic water. The faithful tractor Grtass knows that Goggen is about to be fooled and comes to his resque.