Duchess of Edinburgh takes part in drinking game at Sandringham carriage driving event
![Duchess of Edinburgh takes part in drinking game at Sandringham carriage driving event](https://i2-prod.mirror.co.uk/incoming/article33142367.ece/ALTERNATES/s615/0_MAIN-Duchess-Sophie-exclu.jpg)
Sophie, the Duchess of Edinburgh, was seen taking part in a cheeky drinking game during the Sandringham Horse Driving Trials at the weekend in Norfolk, recorded by her husband