https://prtrail.co.uk/2026/09/23/gruesome-sludge-quartet-black-groove-announce-new-album-work-yourself-to-the-bone-via-human-worth/PR TRAILen2026-09-23T15:57:21+00:00GRUESOME SLUDGE QUARTET BLACK GROOVE ANNOUNCE NEW ALBUM WORK YOURSELF TO THE BONE VIA HUMAN WORTHhuman worth, sludge metal, metal, uk, news, album, black groove, work yourself to the bonehttps://prtrail.co.uk/wp-content/uploads/2026/09/img_1547.jpg?w=150