The news about the new film "Party Monster," which premiered at Sundance is especially big in NY, because it caused the downfall of a certain kind of club lifestyle. This predated the gansta rap bling-bling lifestyle. The Post gives a primer on the characters in the affair. Michael Musto's column from a year ago talks about it. And Michael Alig himself writes about prison. [J, 12pm]: This case was always of special interest to me because Paul Auster's son, Daniel, was in the apartment when the murder happened and eventually got 5 years probation for stealing some of the victim's possessions. The whole thing got a lot of play in Park Slope, but it's hard to find a trace of it in the news- although a Reuters article on the sentancing can be found at the bottom of this page.