Of course one of the best songs using Jay-Z will include actually getting Jay-Z in the studio, which is what Hov's longtime producer Just Blaze and Baauer did for this one, basing their entire track around Just's instrumental on "U Don't Know," with some special drops being recorded for this track specifically. Unfortunately, this monster has somehow stayed unreleased. There's no doubt though after hearing it for the last six months that we're still tickled at the thought of having this in our record bins.

10 HIP-HOP PRODUCERS THAT COULD WIN IN DANCE MUSIC