She made a last-minute call to a "delighted" King Charles. Kate Middleton surprised fans with an elegant, My Fair Lady-coded appearance at the Trooping the Colour parade after initial reports ...

"She has really gone back to a very authentic Kate — a sense of her being true ... tells PEOPLE, adding of her My Fair Lady-inspired look for the annual military parade: “It was a safe option ...

Kate Middleton made her return to the public eye ... “I’m looking forward to attending The King’s Birthday Parade this weekend with my family and hope to join a few public engagements ...