The rest of the second track contains the words of the song. Each event is the syllable that is supposed to be sung at the time of the event. There are a number of programs available at other related programs section of this page. Each one has it's own unique user interface. You may also use any other music sequencer software that supports text events to make karaoke files.
Several programs allow saving lyrics in a separate text file.
You need to get a VGA to TV converter. They plug into your VGA card output port and have a video out port. You can also connect a monitor to the device to see the image on the monitor and on the TV at the same time. This is probably because they do not have Soft Karaoke to test their files. Other players might not have a problem with these files.