A$AP Ferg teams up with Denzel Curry, IDK, and Nicknack for their new single KRISTI YAMAGUCCI, ahead of A$AP’S MAD MAN TOUR which kicks off tonight in Philadelphia A$AP Ferg has just released a new track ‘Kristi YamaGucci’, featuring Denzel Curry, IDK, and Nicknack, produced by Frankie P. Tonight Ferg kicks off his tour in Philadelphia. Experience it…