Here are some funny Linux ads.
The first and last ones are from IBM all the others are from Novell.
http://www.youtube.com/watch?v=KwEWxpOWOok&mode=related&search=
http://www.youtube.com/watch?v=xBgj96gGw9Y
http://www.youtube.com/watch?v=CrHswwDs698
http://www.youtube.com/watch?v=7eTguZ5OzJ4
http://www.youtube.com/watch?v=DO9ZWDaLLxA