This ain't your typical Rap album. Legendary New Orleans Hip Hop producer Prospek (@ProProspek) reached out to his comrades and The Polyphonic Congress is what developed. GPNYC presents The Polyphonic Congress ; an amalgamation of musicians, lyricists, and vocalists. The album features 100% live instrumentation and artists from all around the country from New Jersey to New Orleans to Denver. Available on iTunes.