Watch VoirFilms. Rosenstolz were one of the most successful German pop bands of the last 30 years. AnNa R. and Peter Plate: a duo of opposites who became the symbol of a new, united Germany. The documentary by filmmaker Tim Evers - "Legends: Rosenstolz" - sheds light on the rise and fall of a band that played their way from the subculture of post-reunification Berlin to the top of the charts.