Sweet, but
The Midi is from VGMusic. Just so you can give him credit, the creator of the Midi goes by Banjo-Paste. Here is a link to the List of midis for banjo-kazooie. Scroll down to "Gruntilda's Lair (Heavy Metal Remix)" : http://www.vgmusic.com/music/console/
nintendo/n64/index-af.html