I definitely know the answer to this ancient puzzle is a sketch by Chris & Jack.
Description
Whether you're a cryptographer solving ancient puzzles, cryptexes, and riddles straight out of the Da Vinci Code, or just somebody trying to finish an escape room with some friends, we've all experienced that moment when you've absolutely one hundred percent gotten the obviously correct answer but then the dumb thing doesn't open right cause someone made it bad and then it's like what's even the point then ya know.