Ach du lieber, only in Texas can a man walk into a massive concrete hall, smell smoked brisket, and thirty seconds later be staring at a shiny .45 pistol next to a booth selling bedazzled belt buckles. I tell you, Freunde, this ain’t Oktoberfest—it’s a Texas gun show. Jawoll, strap on your boots, because it’s equal parts flea market, cultural circus, and serious business. Halls Full of Bang-Bang and BBQ Smoke Picture this: rows upon rows of long tables, rifles…