Event-rap! The new Young Jeezy single unites two of the biggest rappers in Atlanta history, and it's also one of the first new verses we've heard from T.I. since his last prison release. It's a J.U.S.T.I.C.E. League-produced track with an absolutely ridiculous acronym in its title, and as you've probably already guessed, it's about haters. The tone of this song ...