Our friends at Boiler Room, a website that concentrates on worldwide underground music, have a real treat on their hands. Earlier this week, their site premiered a collaboration between legendary producer DJ Premier, St. Petersburg emcee BMB Spacekid and DJBooth Top Prospect Anderson .Paak. A part of Stay True Russia, a series showcasing the best their local scene has to offer, the record is available for free download for a limited time.