Knock Knock is an independent maker of clever gifts, books, and whatever else they can think up. Their mission is to bring humor, creativity, and smarts to everyday life. Knock Knock’s crackerjack in-house team creates products and develops books from the ground up—as well as collaborating with outside authors, bloggers, and other creative types. Whether producing sticky notes or a volume of thoroughly researched nonfiction, they happily dispense irreverence, wordplay, and wit to folks around the globe.

Of course, the sale of this product also supports our work here at Angel Messenger.