According to Twitter user Addy Papa, Hova‘s go-to audio engineer Young Guru was rocking a DJ set at SXSW and decided to debut Jay‘s remix of the huge Good Kid, M.a.a.d City track live. No word on when this will be officially released but it wil definitely be one of the biggest remixes of the year. The two are set to perform together at this year's Yahoo! Fest. They might even include in their set. See below for a clearer version of Jay-Z's verse.