When does sign of the moon come out?

It comes out April 5 2011...and in this book part of the prochecy says Fire will be put out so many guess this is the book Firestar dies and Brambleclaw becomes Bramblestar. Also Graystripe will probly be dep or Lionblaze most likly. Also some say Hollyleaf will be alive still and get revange on leafpool and kill other cats.