The sixth volume of the best-selling Schoolgirl Report erotic film series. After two students are caught doing "extra-curricular" activities in an abandoned school classroom, they plead their case to the student council. To the headmaster's surprise, the teen lovers expose what's really going on in their school behind closed doors. Schoolgirl Report 6: What Parents Would Gladly Hush Up is a raunchy, sex-filled slice of German exploitation filmmaking. 1973. 85 minutes.