Thanks to KeepingAwake at the Fuselage for this summary.
Rehashing Greatest Hits:
-The Looking Glass Hatch is called it because it is an Alice In Wonderland allusion. -TLG is the underwater station referred to on Kelvin's map. They have been alluding to it ever since Sayid first found the wire on the beach. -The cable could be a communication cable, not the power cable, or not the only power source for TLG. -Damon points out that Jack's plans don't always work out. If Jack's plan were to work, it will probably have terrible repercussions on him personally. -Cuse says they will answer definitively whether Charlie lives or dies before the season ends.
-They are still working on it and it isn't delivered until Tues Am for airing Wed. -Don't want to say much about the Finale. Want us to arrive at our own conclusions. Things speak for themselves but then again they really don't. -They hope Locke shows up in the Finale.