I found a humorous bug in Yahoo's news photos tonight. After reaching the last image in the "Most Viewed Photos" the "next" button brought up a list of "Most Viewed Slideshows". Three of the slideshows listed looked like this:
As you can see, they are in need of some extra error checking or something. Three of the slideshows showed up with the following title: "False- undefined NAN / false Photos".
In case you are curious, I was using IE 7 and when I clicked on the slideshow name (false) I was taken to their custom 404.