The Radio Pirates 2007 one on netflix

Karl Jonathan and his father leave the city for the father’s childhood home but soon realize that the entire village of “Skjelleruten” has been transformed into a safe society, where children are protected from behaving like children. Karl Jonathan and his new friend, Sisseline, start an uprising against the model village with the aid of a closed-down pirate radio, but the model citizens refuse to give in without a fight!