The event will be broadcast as part of the programme Royal Carols: Together At Christmas, screened on ITV1 and ITVX on Christmas Eve.

The Princess of Wales has penned a heartfelt Christmas message about 'love in our darkest times' in a touching nod to her battle with cancer ahead of her annual carol service.

The Princess of Wales has written a poignant letter to guests attending her fourth carol service amid her own cancer recovery

The Princess of Wales writes of the need for mutual support ahead of her carol concert next week.

Kate has written a letter for the 1,600 Westminster Abbey carol goers, including members of the royal family, telling them "Love is the light that can shine bright, even in our darkest times".

The Princess of Wales has written a personal message to each of the guest attending next week's Christma's Carol concert for the firs time.

Kate, Britain's Princess of Wales, says love is the greatest gift people can give each other in a message to guests who will attend her annual Christmas carol service next week at London's Westminster Abbey.

The Princess of Wales’s deeply poignant Christmas letter has been revealed, as she emphasises love in ‘our darkest of times’. She delivered a heartfelt Christmas message about the importance of love to those attending her annual Westminster carol service.

The Princess of Wales has told how love shines bright “even in our darkest times” ahead of her annual Christmas carol concert, which will see her joined by fellow cancer sufferer Sir Chris Hoy and the young survivors of the Southport attack.