Halloween
Was wondering same thing, im beginning to think, that it is already bug infested and cant even get it to launch.
They said it would be late on the 22nd. Be patient.
https://twitter.com/GuildWars2/status/260350442876334080
Here’s what it says: ‘’ACT 1 of the “Shadow of the Mad King” update will go live late this afternoon (Pacific time), do not expect it until past midnight GMT. ^AT’’