I now know what I am going to use for my 2013 calendar:
Image above is from Elisa Blaha.
You can get the poster calendar kit from Paislee Press (she has a new shop at the LilyPad):
You get a 20×30, 16×20 and 5×7 minis – very worth its price (I got mine on sale when it was first released). All my 4 People Twelve Time photos can now be put in use 🙂