Hatsune Miku sings blues.
Miku-Blu (Vocaloid Hatsune Miku, Original song) on Niconico douga
http://www.nicovideo.jp/watch/sm1334939
MP3 file "Miku Blu"
Jazz.
George Shearing - Lullaby of Birdland
http://www.youtube.com/watch?v=eG-qFrQvgUQ
MP3 file "Lullaby of Birdland"