I USE THIS PROGRAMME OFF
http://www.powerkaraoke.com/ TO BURN TO DISC, BUT NOW I HAVE PUT ON SPARE HARD-DRIVE, EVEN THESE EXTERNAL HARD-DRIVES HAVE A SHORT SHELF LIVE, SO WOULD ALSO BACK-UP USING RAR OR WINZIP AND CONVERT ALL OF YOUR CDG BACKINGS, THEN BURN OFF TO DVD-DATA DISC AS WELL.