210px-Franz Schubert by Wilhelm August Rieder 1875

Franz Schubert

Franz Peter Schubert (January 31, 1797 - November 19, 1828) was an Austrian composer famous for writing Ave Maria which used in Fantasia, in the grand finale along with Modest Mussorgsky's Night on Bald Mountain, and can also be heard in the Gravity Falls episode, Sock Opera while the sock puppets started to get destroyed.