Pure Shit (censored as Pure S) is a 1975 Australian drama film directed by Bert Deling.When the film premiered at Melbourne’s Playbox in May 1976, the Vice Squad raided the theatre. It was initially banned, then given an R certificate, and the title was changed from Pure Shit to Pure S.The low-budget film provoked a hostile reaction from the mainstream media on its initial release. This film is now considered an "underground" classic.