*THIS EVENT IS 18+* Book of Bass is back once again with the Philadelphia debut of the international dubstep legend IVORY. Featuring Special Guests - Sqishi and Yunit performing an extra unique “Booze Bandits” set, alongside even more riddim legends on support. Warlord b2b with a surprise guest, and Ohra for another Philly debut. Don’t forget to show up early to celebrate the birthday boys as the Philly locals Cash, Twed Dubz, and Silverspace go back to back to kick of the celebration weekend.