Bang On! Warehouse of Horrors announces annual Halloween Bash with Fatboy Slim & Clozee Bang On's most anticipated event of the year is its annual Halloween bash, Warehouse Of Horrors, which will take place at a secret location in Brooklyn on October 28. Related Posts: Elements Music & Arts Festival adds GRiZ, TOKiMONSTA, and more to 73-artist 2021 lineup Four-day ‘Day of the deadmau5’ Halloween event announced for Miami