F-zero GX: Sounds of Mute City (How to unlock it, Read Description)

Bonus song from F-zero GX. To unlock it, do the following: While in the customize menu, press the following button sequence: X, X, X, Y, X, X, X, Y, Z, Z, Left, Right, Left, Right, Left, Right (Must be on the D-Pad) After that, purchase it from the store. You need 99 tickets.