The Secret Bookshelf Door 1.29K Ena Brdjanovic 10/19/10 11:55AM Filed to: shorts shorts TV Video Secret doors are no longer just tokens in Scooby Doo mysteries. Watch this video of a bookshelf door by Brooklyn-based designer Michael Saint-Onge. What's behind the bookshelf? A video arcade? A passageway to a parallel universe? A drug den?