It was widely known that Michael Jackson recorded a song with Timbaland at some point. While the song never came out while MJ was still alive, the famed producer has been assigned to “contemporizing” the unreleased MJ tracks on the new collection Xscape. We've already heard some portions from this highly-anticipated release, which is due May 13 via Epic. Now, a few days before its official arrival, the long-hidden collaboration has been unveiled and it carries the title "Chicago." Listen below.