The Washington D.C. Metrorail system is the second busiest public transit system in the U.S. But when it comes to producing viral videos, Metro is probably the second worst (this video is probably #1) as evidence by this little gem:

You’ve got to give the people working at the Washington Metropolitan Area Transit Authority some credit for reaching out to the people through their own medium, YouTube. Although I think people are passing it around for a good laugh at how cheesy it is and not on how informative it might be.