Blog Downloads Mixtapes Singles O.T. Genasis – R&B: Rhythm & Bricks [Mixtape] September 22, 2015 P.R. 0 Comments OT Genasis O.T. Genasis hits us with his new mixtape, “R&B: Rhythm & Bricks”. A Gangsta Grillz presentation hosted by DJ Drama. Guests on the 15-track project include Lil Wayne, Yung Dolph, Snoop Dogg, Wiz Khalifa & more. Stream/download below. ShareFacebookTwitterWhatsAppEmailPrint