Si is an interesting guy with a lot of stories to tell, but are they all true? Well, according to him, they're all mostly true! If you're a fan of Duck Dynasty, why not show it off with pride? This officially licensed Duck Dynasty t-shirt features one of the most iconic characters from the show. When he says “hey,” you know he means business! Let the world know who your favorite story teller is with this awesome Si Robertson t-shirt.