I want to add these to the two Christmas mysteries that Straycat listed (Rita Mae Brown: Santa Clawed... the 17th in the Mrs. Murphy Mystery Series AND Mignon F. Ballard: Hark! The Herald Angel Screams... the 7th in the Augusta Goodnight Mystery Series)
Donna Andrews: Six Geese A-Slaying (This will be the 10th in the Meg Langslow Mystery Series�)
Anne Perry: A Christmas Grace (This will have a Thomas & Charlotte Pitt tie-in, and is in Perry's Christmas Mystery Series�)
Anne Perry: Anne Perry's Christmas Mysteries (This will include both A Christmas Guest & A Christmas Secret�)
Elaine Viets: Murder with All the Trimmings (This will be the 4th in the Josie Marcus, Mystery Shopper Mystery Series�)
Also, there is a new Halloween mystery that is out...
Ellen Hart: Sweet Poison (This will be the 17th in the Jane Lawless Mystery Series�)