HEAVY HALLOWEEN lands in London with Inhuman Nature, PUPPY, Agnosy, Asidhara, Hanowar + more. Expect riffs, pits and absolute carnage. \- Join us for the after party at The Underworld's Camden Rocks Halloween Bonanza from 11pm to 3am, get your tickets! This is a 18+ event. Ticketholders under the age of 25 will be required to carry PHOTO ID.