Since I was the culprit of the 'slight mishap' I can explain a little better.
The music files were NOT deleted from the hard drive library, what happened was the "playlist" that listed all the files for SAM to pick from was deleted (don't ask).
I believe that the website still shows all of our files in the request section. (VAX correct me if I'm wrong.) So, if you request something from the website it should play. SAM just has a limited number of files from which to randomly play and restoring the playlist should remedy that.
Or simply put: