Hold space while clicking the flag to preview the Inside Bowser variant.
I could never find a truly accurate MIDI of this, ones that were close missed some things and the harpsichord section was never purely accurate, so I made one myself. --Downloads-- Main: http://www.mediafire.com/file/ftc3lomc4q94eet/The+Castle+Depths.mid Inside Bowser: http://www.mediafire.com/file/dhu3tc232e6p3ej/The+Castle+Depths+Inside+Bowser.mid This is probably the most accurate MIDI of this BGM you'll ever find.
