Many went wild over Meghan Markle doing the same thing last year.
The Duchess of Cambridge had a cute response for a little girl.
The Duke and Duchess of Cambridge looked lovely at Tuesday's event.
"How any woman does what they do is beyond comprehension," said the Duke of Sussex — and new father.
In honor of the Prince William and the former Kate Middleton's eighth wedding anniversary, we've rounded up their standout style moments.