I almost managed a black out and I planned The ABC Murders to be my read for square 11, but then I got sick with a stomach flu saturday night and my plan went down the drain. But I still did reasonably well, I think.
Total points: 23 ( + 3 for the Melbourne Cup challenge)

My marker (I simply had to use a Danish julenisse):
One book or task accomplished
Two (or more) books and / or tasks accomplished
Books / tasks fullfilled:
Square 1: All Saints Day / Día de los Muertos / Calan Gaeaf
Book: A book that has a primarily black and white cover, or one that has all the colours (ROYGBIV) together on the cover.
Task: Epitaph for my most hated book ever
Square 2: Bon Om Touk
Task: Post a picture from your most recent or favorite vacation on the sea (or a lake, river, or any other body of water larger than a puddle
Guy Fawkes Night
Task: Host a traditional English tea party, or make yourself a nice cup of tea and settle down with a good book to read. Which kind of tea is your favorite? Tell us why.
Square 3: St. Martin’s Day (5th) / Veterans’ Day / Armistice Day (11th)
Task: A quote about the ravages of war
Square 4: Thanksgiving Day
Book: Books with a theme of coming together to help a community or family in need.
Book: Read a book that has a monk, nun, pastor / preacher, priest or other representative of the organized church as a protagonist, or where someone is struggling with feelings of guilt or with their conscience (regardless over what).
Task: Be thankful for yourself and treat yourself to a new book - post a picture of it.
Square 5: Advent
Task: Post a pic of your advent calender
Square 6: Sinterklaas / St. Nicholas Day / Krampusnacht
Book: A story involving children
Bodhi Day
Book: Read a book set in Nepal, India or Tibet, –OR– which involves animal rescue. (Buddhism calls for a vegetarian lifestyle.)
Square 7: Saint Lucia´s Day
Book: Read a book set in Scandinavia (Denmark, Norway, Iceland, Sweden - and Finland for the purposes of this game) or a book where ice and snow are an important feature.
Task: Get your Hygge on -- light a few candles if you’ve got them, pour yourself a glass of wine or hot chocolate/toddy, roast a marshmallow or toast a crumpet, and take a picture of your cosiest reading place.
Square 8: Hanukkah / Las Posados
Book: Read a book dealing with visits by family or friends
Task: Spin a virtual dreidel – then tell us which book the dreidel picked.
Square 9: Winter Solstice and Yaldā Night
Book: Read a book in one night
Square 10: Pancha Ganapati
Book: Read a book by or about a Nobel Peace Prize winner, or about a protagonist (fictional or nonfictional) who has a reputation as a peacemaker.
Book: Read a book whose cover has one of the 5 colors of the holiday: red, blue, green, orange, or yellow
Square 12: Festivus
Task: Perform the Airing of Grievances: name 5 books you’ve read this year that have disappointed you - tell us in tongue-lashing detail why and how they failed to live up to expectations.
Square 13: Hogswatch Night
Book: Read Hogfather!
Square 14: Dies Natalis Solis Invictis
Book: Celebrate the sun and read a book that has a beach or seaside setting
Square 15: Boxing Day / St. Stephen´s Day
Book: Read anything where the main character has servants (paid servants count, NOT unpaid) or is working as a servant him-/ herself.
Square 16: Kwanzaa
Book: A book, whose cover has primarily red, green or black