Why did I get rid of this?! – Piano Tiles ™ Review

This app is great. I think this mainly, because I like complicated games. But this is different. It has...MODEESSSSSSS. (Like levels. I'm normal). Anyways, I used to have this, but I deleted it. WHY?! GET THIS APP NOW, PEOPLE!!! ?
Review by It's a me ? on Piano Tiles ™.