The author-reads-to-a-group-of-kids trailer isn’t novel. B.J. Novak’s pictureless picture book trailer comes to mind, for starters. This trailer, however, for Jimmy Fallon’s picture book Your Baby’s First Word Will Be Dada (Feiwel & Friends) out this month, does contain one surprise element. If you can spare 46 seconds to watch it, you’ll know what I’m talking about.