Duchess Kate and Prince William watch equestrian event of 2012 Summer Olympics on July 30, 2012 in London.
The Duchess of Cambridge and Duke of Cambridge share a joke during the cross country phase in eventing competition. They join Duchess of Cormwall, Prince Harry, Princess Eugenie and Princess Beatrice while cheering for Zara Phillips for High Kingdom. Meanwhile, Duchess Kate wears dove grey dress by designer Roksanda Ilincic.