Proving her down to earth status, Ms Middleton is seen (sort of) fist bumping one of the fans while sneaking into shot. No doubt she made the photographer's day.
The mum-of-one has since made her way to Australia and has been showing more of her light-hearted side, making a jibe at her hubby's hair loss at the Sydney Royal Easter Show.
We're loving this silly side of the Duchess, let's hope there's more to come on the Royal Tour.
Catch up on all the action so far in the gallery below.
Want more from the tour? Look back at Kate's best style moments from NZ in our video.