Description on Youtube:
Find this and more at http://www.williamzeitler.com/store/CrystalChristmas . William Zeitler plays his arrangement of Tchaikowsky's "Dance of the Sugar Plum Fairy" from the Nutcracker (1892) on the glass armonica invented by Benjamin Franklin. (This is the song Hanna plays on Kuroshitsuji.) He is accompanied by a harp and a bass clarinet.