Yup, on this date we celebrate yet another one of our guild's birthday and we go back quite a few years for a massive multiplayer online gaming guild:

From: everquest@989studios.com [mailto:everquest@989studios.com]
Sent: Wednesday, September 8, 1999 2:28 (CET)
Subject: EVERQUEST Da`Kor Guild Approved


Congratulations!

Your guild, Da`Kor, has been approved. We look forward to seeing your
guild throughout the lands of Norrath.

That's September 7th 1999 at 8:28 PM EST for you Americans.