Every Pentagon & Octagon from the beginner levels in Marble Blast Stop 2
This is Muffinly btw, I just reuploaded it here
Songs:
Windows Longhorn Remix
Ludwig's Boogie
Windows ME Introduction Music (HQ)
Windows 95 Remix 2016
Gates to Hell - Music through Windows sounds (Short version)
Windows 7 Error Dubstep Remix
Windows 8 Error Dubstep Remix
Hello Windows Vista
Hello Windows 8 - 8.1
Windows Error Remix