Grondorn Muse was a Human male member of the Corellian militia, who eventually left and became a popular folk singer before the Galactic Empire blacklisted him for the political content of his songs. By 0 BBY, Muse had joined the Alliance to Restore the Republic. That year, Muse attended a briefing held in the Alliance's headquarters on Yavin 4 prior to the Battle of Yavin. Some time following the battle, Muse rejoined the Corellian militia, and he played in the Fighting 357th Serenaders band. While returning to his base in the town of Bela Vistal following a training exercise, Muse realized he had left his kloo horn behind. He hired a spacer, who helped him retrieve his instrument, and brought it back to Bela Vistal. Muse then realized he had forgotten to deliver a datadisc of the anthem