It happened recently on a blog for discussion of atheism, called http://yourenothelping.wordpress.com/.
(Yes, it's been locked by the owner. Apparently because he's crazy, and totally
intolerant of criticism.)
You can read the whole http://thebuddhaisnotserious.wordpress.com/2010/06/19/the-curious-case-of-the-youre-not-helping-blog/#comment-289.
It's got everything Wikipedia has, in microcosm.
Egomania, abuse, lying, manipulation, abusive sockpuppetry
to support a bogus POV, and even perma-banning followed
by hostile offsite propagandizing.
Haha. It does follow the Wikipedia storyline quite well. The obsession with sockpuppets and the "detective" work.