PSYCHO (The Movie)
Chocolate syrup was used for the blood in the famous shower scene in the 1960 Alfred Hitchcock movie 'Psycho'. The scene lasts for about 45 seconds in the movie, but took 7 days to film.
The Alfred Hitchcock film 'Psycho' (1960) was the first film to show a toilet flushing. The character Marion Crane (Janet Leigh) was shown flushing a toilet with a torn up paper swirling in the water.