As of this writing, the only active, official, high-quality link for DJ Jazzy Jeff’s soul blend series is located on Mixcloud (Search: @djjazzyjeff -> Playlist: The Soulful Tape ).
The story you're likely thinking of is about how Will Smith, then a young rapper known as The Fresh Prince, and DJ Jazzy Jeff became an iconic duo in the hip-hop world. dj jazzy jeff the soul mixtaperar link