It's been predicted to come out in November 2011.
May 27th 2010
I think in May for US but November 2011 for UK
"Awakened" by PC Cast and Kristin Cast was released on July 5, 2011.
Hunted : the book by P.C. cast and Kristen Cast comes out on March 10th 2009
according to amazon.com it will release paperback on 3/16/2010.
Check the related links.
April 20 something, 2010
Jan 4,2011
There is going to be 12 books total of the house of night series, but nothing has been said about when the tenth book will be released . Pc cast is currently working on other books at the moment too, the novellas.
october of 2009 october 27 2009
wikipedia as always... pccast.net freshfiction.com macmillan.com you can find criticism at lovevampires.com
its supposed to come out on April 27, 2010