The Princess of Wales made a triumphant return to the public eye following her cancer treatment, joining King Charles and Camilla for the annual Trooping the Colour ceremony at Buckingham Palace - her first official appearance in months. Despite sharing in an emotional announcement yesterday that her chemotherapy is set to continue for a few more months, Kate was spotted cheerfully engaging with her relatives during the wet afternoon. The Mirror's lip reader, Nicola Hickling, captured some of these delightful exchanges on camera, revealing an inside look at the Royal Family's conversations throughout the event.

Among the day's highlights was King Charles' moving confession - despite battling cancer, Charles was in attendance alongside Queen Camilla, having been advised by medical personnel to oversee the Trooping the Colour inspection from the vantage point of the Ascot Landau carriage rather than on horseback as he did last year. Throughout the day, Charles and Camilla were immersed in conversation, admiring the grandeur of the ceremony. King Charles emotionally confessed to his wife within their carriage: "Oh dear, I don't know why I'm feeling rather tearful", reports the Mirror .

The camera's attention was drawn to the elegant Prince and Princess of Wales overseeing their three little royals: Prince George, Princess Charlotte and Prince Louis, during the military spectacle at Horse Guards Parade. Kate, 42, in what appeared to be a Royal directive, admonished her tots to ho.