So I do these things from time to time. I like to think they don't suck but your mileage may vary.
http://www.youtube.com/watch?v=Bn9CfNAQ4YI (http://www.youtube.com/watch?v=Bn9CfNAQ4YI)
http://www.youtube.com/watch?v=fJCFKLfkxUs (http://www.youtube.com/watch?v=fJCFKLfkxUs)
http://www.youtube.com/watch?v=AWUyhEECI8Y (http://www.youtube.com/watch?v=AWUyhEECI8Y)
http://www.youtube.com/watch?v=FV22lA8nKyY (http://www.youtube.com/watch?v=FV22lA8nKyY)
http://www.youtube.com/watch?v=od-sVL--GcU (http://www.youtube.com/watch?v=od-sVL--GcU)
^ Protip: Listen past 20 seconds in.
http://www.youtube.com/watch?v=23oY61EjPf0 (http://www.youtube.com/watch?v=23oY61EjPf0)
^ Protip: Listen past the beginning.
http://www.youtube.com/watch?v=FjcscebQWRo (http://www.youtube.com/watch?v=FjcscebQWRo)
Ooooh Cool, Sonic 3 and Knuckles UltBoss Remix Pic WTF?