Second annual Four Chord Music Festival will take place Sunday, December 13, 2015, at Xtaza Nightclub in Pittsburgh, PA. It will be headlined by Yellowcard and featuring Anti-Flag, Citizen, Hit The Lights, Aaron West and The Roaring Twenties, Makes Intruder, and many more! Tickets start at $34, and all VIP packages include a complimentary one-year subscription to Substream. Yellowcard Anti-Flag Citizen Hit The Lights Masked Intruder The Spacepimps Aaron West And The Roaring Twenties Patent Pending Survay Says! Harbour Head Injuries Drop The Act Check Engine Light Look Out Loretta Cynimatics