Every year, World/Inferno Friendship Society have their big blowout bash called "Hallowmas." They have released details from this year's festivities. The concert will take place on October 31 at the Warsaw in Brooklyn. The band stated that "Special Guests" will appear during the peformance. Opening acts will include Teenage Halloween and Guignol. Guignol features former Inferno member Franz Nicolay and the band will play portions from Fight Dirty, which was a collaboration between Guignol and Mischief Brew's Erik Petersen who sadly passed away earlier this year.