Spaghetti Westerners v Railwaymen

Two winning teams return in the hope of securing a place in the quarter-finals. The Spaghetti Westerners and the Railwaymen compete to draw together the connections between things which, at first glance, seem utterly random. So join Victoria Coren Mitchell if you want to know what connects a set of decimal coins, a set of badges, a 1970 annual and a photograph of Valerie Singleton.