Who says lightning doesn't strike twice? For the second year in a row, Eddie Van Halen has topped a major summer-long poll at GuitarWorld.com. In 2012, readers crowned him the Greatest Guitarist of All Time. This year, one of his many six-string masterpieces, "Eruption," a wildly innovative instrumental track from Van Halen's self-titled 1978 album, was voted the Greatest Guitar Solo of All Time.