From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
Monica is Blomkvist's ex-wife, "ex" because Blomkvist simply couldn't stay away from Erika Berger, even though he tried, and Monica didn't like it. They're on decent terms now. He goes to her place for some holidays, and they otherwise stay out of each other's hair.