Simple and Clean is a bad song for Kingdom Hearts. Square Enix, you stand accused of willfully ignoring the themes and messages of Kingdom Hearts in favor of a pop-y theme song! This is a powerful statement that I am courageously putting my name on. It’s great, but that is why we need to hold it to a standard worthy of the series. Yes, Kingdom Hearts is an iconic game, beloved by all, and all that good stuff. Here’s my Brave Opinion of the day: The theme song for the first Kingdom Hearts game is dumb.