1. Grand opening of the Underground Collection: Hip Hop Party and Event Flyers Location: 108 West 43rd Street New York, New York, United States (inhabited place) Date: 1978-12-09 Format: Image Performer: Disco Twins (Twin brothers Robert and Reggie active 1976-1980, from Astoria, Queens), ... Promoter: Good Times Unlimited and Group W
2. 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
3. Hotel Diplomat, Dec. 24, 1979 Collection: Hip Hop Party and Event Flyers Location: 108 West 43rd Street 439 West 49th St.New York, New York, United States (inhabited place) Date: 1979-12-24 1980-01-18 Format: Image Performer: Grandmaster Flash (Joseph Saddler (born in Bridgetown, Barbados), is an American hip hop musician and DJ—one of the pioneers of hip-hop DJing, cutting, and mixing. Member of Furious Five. Inducted to Rock and Roll Hall of Fame), ... Promoter: Disco Masters/Tiny Wood and Black Door Productions