1. The Underground, Mar. 2, 1979 Collection: Hip Hop Party and Event Flyers Location: 108 West 43rd Street New York, New York, United States (inhabited place) Date: 1979-03-02 Format: Image Performer: Kool DJ AJ (Hip Hop DJ. Played with Busy Bee, Kurtis Blow et al.), ... Promoter: Master Plan Productions