I really like this one. Ganked from much_ado
“Live Journal Ancestry: Who made you get a LiveJournal? Post that person’s LJ, and if this meme spreads, see, you’ll eventually be able to click click click and see who your LJ grandfather, great grandmother, great great grandthing, etc, etc, is all the way back to the pioneer days.”
I started my live journal after considerable prodding from volvita. She convinced me that it would be much easier to update my soapbox page using live journal, and that as a result I would write more often. She was dead on.