Kate was a true representative for the royals as she stepped off the plane in a red dress coat by British designer Catherine Walker, a matching pillbox hat belonging to Prince William's late mother Diana Princess of Wales and a diamond and platinum fern brooch borrowed from the Queen.
On Thursday Kate was stunning in an Alexander McQueen dress coat as she and William attended a memorial service in Blenheim.
Friday saw Prince William and Kate spend the day with Team New Zealand yacht racing team on the Waitemata Harbour in Auckland.
The trip marks the young family's first major royal engagement after Prince George's christening at the tail end of 2013, and they've got a pretty hectic schedule to keep on top of...
Keep up-to-date with all the goings on Down Under and see all the pictures here:
The Duke and Duchess are set to return home to the UK on 25 April and have a lot to squeeze in before they do.
The royals will travel through New Zealand from April 7th to April 16th, visiting Wellington, Auckland, Christchurch, Queenstown, Hamilton, Blenheim and Dunedin before heading off to neighbouring Australia.
On 17 April the family will arrive in Sydney just in time for to attend a special celebratory reception in the Royal Opera House. Between 19-25 April Kate, Wills and George will pay a visit to Brisbane, Uluru, Adelaide and Canberra and then catch a plane back to Blighty.
MORE! All eyes were on Prince George when the royal baby arrived in New Zealand with the Duke and Duchess of Cambridge for their tour Down Under...