If you can, try and see when the schools in that area go on break as well. I used to go on xmas eve every year and it was nutty. Most kids are off right around that time for holiday so the crowds usually are pretty thick that time of year
Man as much as I love Star Wars and love the idea of this hotel that pricing is out of this world. I guess if they can get it then do it but I will not be staying there anytime soon. Maybe just stop by the hang out in the lobby :p