The post on uo.com said:
join us for a live, in-game event on TC1 September 25th 2014 at 7pm ET! Meet Richard “Lord British” Garriot and Starr “King Blackthorn” Long at Castle Blackthorn to celebrate Ultima Online’s 17th Anniversary!
We’ll be there! Will you?
If not, we have it covered. Our wonderful Luka Melahan will be streaming the event live on http://www.twitch.tv/stratics
and uploading to youtube after the event.