Junior Vasquez has been played over 30 times on NTS, first on 24 October 2013. Junior Vasquez's music has been featured on 33 episodes.

Junior Vasquez, born Donald Mattern in 1949 (some sources say c. 1946) in Lancaster, Pennsylvania, is a famous New York City club DJ and remixer/producer.

Career Mattern moved to New York as a young adult in order to pursue a career in music production. His early work, in the 1980s, was under the guidance of notable disco DJ and pop remixer/producer Shep Pettibone.

From 1989 to 1995, Vasquez gained national prominence — along with music industry influence — through his residency at the original…