Seventeen and Anxious1970•84 minutes•4.7/10DramaMovie OverviewZbynek Brynych's forgotten masterpiece "Oh Happy Day" is best described as coming-of-age-psychedelia.CastAnne-Marie KusterAnnaAmadeus AugustRobertHanne WiederTeacherEckart DuxSiemsenSiegfried RauchChauffeurKarl Michael VoglerFatherNadja TillerMotherPeter KernHippie