Found this in the back room of my old job. It was titled "YO MS Raps!" MS-DOS 5.0 was the first version available in a retail package. Looks like MS spent a few $$$ to produce the effects in this video to promote it. High Quality Here: http://www.youtube.com/watch?v=WxC6PytZMqc
![Silly MS-DOS 5 Promo Video](https://cdn-ak-scissors.b.st-hatena.com/image/square/b82ace382865434e787bfacbb419e4c3d3f6ffd0/height=288;version=1;width=512/https%3A%2F%2Fi.ytimg.com%2Fvi%2FdmEvPZUdAVI%2Fhqdefault.jpg)