Prince William and Kate Middleton's three children were treated to a special gift from Wimbledon champion Jannik Sinner over the weekend. On Sunday, the future king and queen of England made a surprise appearance at the iconic tennis match, alongside two of their children, Prince George, 11, and Princess Charlotte, 10.

Kate Middleton and Prince William ensured that their youngest son, Prince Louis, didn't miss out on a special gift at the Wimbledon final. As new men's champion Jannik Sinner signed tennis balls for Prince George and Princess Charlotte,

Prince George and Princess Charlotte made a surprise appearance at Wimbledon alongside their parents, Prince William and Princess Kate, to watch the final match of the tournament.