Since the Laser players don't have any "digital out" there is no way to do a direct copy.
Search for the word "laser" in this Forum and you will find some other discussions, one of which I recall did involve some suggestions.
I can add that you can record the music as a .wav file into a PC with an audio card, then open it in our Karaoke Home Producer and add the lyrics back into it yourself. You can read some testimonials on this at:
http://www.mtu.com/testimonials/kara...e-producer.htm.