I'm so excited that you're about to enjoy the Riddle family's first Christmas in Wisteria!
Critter Calamity, a short story, fits between series books 12 and 13. It is a heartwarming read with some great surprises. It's available in ebook and in audiobook, narrated by Tiffany Williams.
The ebook version is currently inside this bundle, free to borrow in Kindle Unlimited:
Critter Calamity by Angela Pepper is a short story with 10
chapters, and is about 1/5th the length of a full Wisteria Witches
novel. The plot of the book includes some surprising new developments
for your favorite characters. Enjoy!