Kool DJ AJ, Pioneering DJ for Kurtis Blow & Busy Bee, Dies: Hip-Hop Community Reacts

Kool DJ AJ attends VH1 Hip Hop Honors in 2006
Bryan Bedder/Getty Images

Kool DJ AJ attends VH1 Hip Hop Honors in 2006

Kool DJ AJ -- a pioneering hip-hop DJ working since the late 1970s -- died Wednesday (Sept. 9), his friend and collaborator Kurtis Blow announced on Twitter.

AJ worked with Blow and Busy Bee throughout the '80s and DJ'd in to the '90s, retiring from hip-hop in 2010.

His exact age and cause of death are unknown.

The hip-hop community mourned the loss on social media with tribute posts. Check out the response below:

 

Rip my friend Kool DJ AJ

A photo posted by Kurtis Walker (@kurtisblow100) on

Rip to my friend Kool DJ AJ

A photo posted by Kurtis Walker (@kurtisblow100) on

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