I found this quite amusing at first sight,
I found it after discovering OpenBSD makes a song for each release ... not that I'm necessarily against Linux but if you look closely you'll see the "wicked" penguin and Linus.
http://www.openbsd.org/lyrics.html
(http://www.openbsd.org/images/37song.gif)
More funny pictures:
(http://www.openbsd.org/images/Jones.jpg)
(http://www.openbsd.org/images/Ponderosa.jpg)
(http://www.openbsd.org/images/Barbarian.gif)