Ok, this has me curious..

DarthVengeance

CHeist was on a Sunday.. TB this week?

Hskull55

The update is here, so... Maybe ^_^

Goober1_

It's not in events area.
It's a new area in guild main room

Dretzle

It's a "guild event" so it would be in the guild screen (to the right of the raids). Must have new update for it.