The last leg sees James Braxton and Charles Hanson heading south over the Scottish border, taking their final purchases to auction in Berwick-Upon-Tweed in Northumberland. Charles dresses in full Highland regalia to hear how Sir Walter Scott reinvented tartan, while James discovers the story behind one of the most intriguing incidents of the Second World War. James believes silver antiques will steal him victory, but Charles plumps for a little porcelain King Charles Spaniel hoping for big profits