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

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 penned a heartfelt message for guests at her upcoming Christmas carol service, as more details are shared by Kensington Palace

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 has sent an emotional Christmas message calling for "love, not fear" ahead of her carol concert next week. Catherine says the Christmas story is about "the importance of giving and receiving empathy" and showing "how much we need each other in spite of our differences".

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’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.