Party Monster is a 2003 drama/dark comedy that details the rise and fall of infamous New York party promoter Michael Alig. The movie stars former child star Macaulay Culkin as the drug addled "King of the Club Kids." Also in the film are Seth Green as the flamboyant and slightly smarter James St. James, Wilson Cruz as drug dealer Angel Melendez, and Marilyn Manson as Christina, a transsexual member of Alig's entourage.
film is based on St. James' memoir Disco Bloodbath, and details his friendship with Alig, which fell apart as Alig's drug addiction worsened, and ended after he murdered Melendez and went to prison.
I haven't gotten to read the book yet, but the movie is a must see!!