A fan made music video of Jonathan Coulton's "Still Alive" set to clips from old public domain horror movies.
(The Brain that Wouldn't Die, Portal)
To commemorate the release of John Scalzi's new book Redshirts, Jonathan Coulton wrote a song about the plight of the expendable characters.
Redshirts came out last week, and it's amazing. Seriously, go pick it up if you haven't already.