Home Movies Impudence in Grunewald Impudence in Grunewald (Impudenz Im Grunewald (Teil 1, Teil 2, Teil 3)) 54 years old A subversive and experimental film from Otmar Bauer and Günter Brus. Impudence in Grunewald (54 years) Release day: Wednesday, December 31, 1969 Runtime: 12 minutes