https://rapidshare.com/files/1351591743/SONICEXE100.zip
This only took about 3 days to whip up, and isn't a vast, story-driven game like Sonic: Velocity for example. I just made this after reading the Creepypasta, since no one else had stepped up to the task yet.
Enjoy, and seriously - for the full experience - play this with the lights off.

WARNING: Nightmares and mental corruption is not covered in the warranty.