We all occasionally get “Code 404” when surfing the web. It means that the page we requested through a URL is not available for whatever reason.
Normally these 404 notification pages are pretty anodyne. There are a few that attempt to be mildly humorous. However, the page you get when looking for a dead page on Nosh is different, and includes this video.
Nosh: 404 from Firespotter Labs on Vimeo.