There are at least five artists known as Grouch: 1) Bay Area Hip Hop legend The Grouch (often known as; and tagged as, Grouch. 2) NZ Electronic Producer, Grouch., Zenon Records Cosmic Conspiracy Records A-List Records). 3) DJ Grouch, from Toronto's world champion Turnstyles crew. 4) Late 90's Britrock band 5) Late 00's punk band from Asheville, North Carolina. Biographies listed below: 1) The Grouch always wanted to make beats since he first heard about this music called hip-hop.