What does the fox say? How about, "Ka-ching, ka-ching, ka-ching?"
"The Fox," the ridiculous viral hit from Norwegian comedy duo Ylvis -- whose members are brothers Bard and Vegard Ylvisaker -- is soon to become a children's book.
Simon & Schuster negotiated the deal with CAA, and is hard at work adapting the catchy, call-and-response song with lyrics like, "Hatee-hatee-hatee-ho!" and "Gering-ding-ding-ding-dingeringeding!"