Barnes & Nobles (USA) stores have an upcoming LEGO Harry Potter event this Saturday! On Saturday, August 4th at 2pm, you can build a mini LEGO Harry Potter Hogwarts Express Train and take it home for free.
Available at selected stores only. You must sign up at customer service first. Walk ins are not allowed. Thanks to Bundo for writing in with the news.
Article Link: http://toysnbricks.com/lego-harry-potter-mini-hogwarts-express-train-building-event/