After wowing the audience at SXSW, SeoulSonic 2013 made it’s final stop in the heart of the entertainment capital of the world Hollywood, California on April 6, 2013.  K-rock Indie bands like GalaxyExpress, LowDown30, Goonam and No Brain rocked out the famous Din Mark Studios to the pleasure of Korean rock fans from around Southern California. The 18 and over…