Harris performs frequently around the southeast. With his retro twang guitar and upbeat music, Harris has been been dubbed "Southern Surf". The Athens Flag Pole
descibes Marc as, "Guitar Strong Modern Rock", while the Birmingham weekly calls Harris "a mix of Rengade Country with Beach-tinged acoustic tunes". A feature article in the Destin Beachcomber says, "His original songs are the best kind of singer-songwriter material; well crafted, and accessible to twang lovers and haters alike".