Philly-based rapper Dewey Saunders, otherwise known as Dewey Decibel, plays a free show next week (presented by Heineken’s Green Room) at Silk City. He’ll be sharing the stage with Isis the Saviour, Michael Milehigh, and headliner Nitty Scott, MC, and has new material in tow. Get more info on the 21+ show here, and check out Dewey’s new track “Screwface Dub” ft. Drusef & Kuf Knotz below via Soundcloud.