articleThe Brief Lou Koller, frontman and co-founder of New York hardcore band Sick of It All, died at age 59 after a two-year battle with cancer. The band announced his death on Instagram, calling him "a beloved friend and an iconic frontman" who inspired fans around the world. Koller helped found Sick of It All in 1986 and led the band through 12 studio albums and nearly four decades of international touring. Lou Koller, the longtime frontman of influential New York hardcore band Sick of It All, has died after a two-year battle with illness, the band announced in a heartfelt social media post on Friday. in 2018, while building an international following through relentless touring, according to the New York Post.