Oakland rapper Philthy Rich recently released the 4th installment in his N.E.R.N.L series. The 16 track project features guest appearances from Tee Grizzley, Yhung T.O., Mozzy, Ziggy, TK Kravitz, Rexx Life Raj, ALLBLACK, Ray Vicks, Yid, Slimmy B, Mistah F.A.B., Dolla Dame, Erk tha Jerk, OMB Peezy, Fmb Dz, and more. Meanwhile production is handled by the likes of Cal-A, Helluva Beats, Jay P Bangz, L-Finguz & Zaytoven, among others. Stream below via @itunes