Prince William and Kate Middleton's daughter looked all grown up as she attended her first day of school in Battersea, London.
Prince William, Kate Middleton, Prince George and Princess Charlotte have a new family member.
The two children are accompanying their parents together on an overseas trip for only the second time.
The Duke of Cambridge juggles his role as a pilot with his royal duties.
The royal was branded "idle" by a British tabloid in February.
When Princess Charlotte Elizabeth Diana arrived on Saturday, May 2, the world took notice and Britain took to the streets.