You might've never known it anyway, since it was never featured in any western release of the game until GT4 (and even then, half of it it was edited from the intro and relegated to hiding on the in-game BGM list). However, it's a
so good that even Japanese doujin arrangers Preludio, who otherwise stuck exclusively with Final Fantasy songs on their albums, couldn't resist doing their own version of it. Yes, so awesome that even Final Fantasy fanboys sat up and went, "damn."