If you have wanted to relive some of the classic music from games you own on NES or Super Nintendo I seriously recommend you checkout YouTube or NES Sprites.
http://www.nes-snes-sprites.com/NES%20Soundtracks/snes_soundtracks.html
I'm an Engineer and built the video game community Cheerful Ghost and text based mini-MMO Tale of the White Wyvern.
Sweet!