This is a reference to Greek mythology; legendarily, Charon rowed the dead to Hades across the river Styx, and, though not actually a skeleton, I'll bet he got mad as hell at people who made fun of him for having a girl's name. Now here's an illustration from the Post Magazine-
The editor, Tom Shroder, had to suggest a joke because I didn't know what BSOD was. Finally, let's return to Why Things Are, the source of so much that was good , for an episode that promised more than it delivered-
I'd certainly like to hear more about the Black Death and Roger Mortis and their adventures. I find the way they're introduced then casually dropped a bit disappointing, and I'm sure I'm not alone.