Jiggling titties.
THE BEST METHOD to run PSX games (and everything else for that matter) is via Retroarch - http://buildbot.libretro.com/nightly/
If you have any questions on how to set it up on Windows please feel free to ask, its very easy.
I was typing a post about how I was gonna play ME3 today and maybe get some matches in online. Then I moved my xbox into the living room for my nephew to monopolize. Turns out, I won't be playing ME3 much at all today and will be instead playing League.