Kate Middleton and Prince Louis, six, share a tender mother-son moment in first glimpse of the royals inside the Princess of Wales's 'Together At Christmas' carol concert

The Princess of Wales and Prince Louis shared a very sweet moment in the first glimpse of the royals inside her 'Together At Christmas' carol concert, due to air on Christmas Eve. The Princess of Wales and Prince Louis shared a very sweet moment in the first glimpse of the royals inside her 'Together At Christmas ' carol concert As the royals listened to poem The Kindness Of Trees, Louis looked up at his mother to see her reaction Next to her, Prince William and Prince George, 11, were focused on listening to Sophie, as the Hotel Rwanda star read: 'The tree roared in the wind in the dead midwinter night / 'The tree blew a hello, goodbye, when every child was asleep in bed, the tree sung a lullaby.' The new clip provides the first glimpse of the royals inside the carol concert, which is due to air on Christmas Eve Kate has released another sneak peak at the service, showing British actress Sophie Okonedo reading a poem, The Kindness Of Trees Sophie read the poem amid a very festive backdrop in the Abbey, including two Christmas trees and a nativity scene The Princess of Wales has shared a first glimpse into her annual carol concert - with a soulful clip of Gregory Porter performing inside Westminster Abbey The service, produced by The Royal Foundation, aims to 'celebrate the many people supporting those in need – individuals who have inspired, counselled, comforted, and above all else shown that love is the greatest gift we can receive'. The Princess of Wales underwent major abdominal surgery in hospital, after which doctors broke the news that they had found evidence of cancer and advised her to undergo the gruelling treatment The Princess of Wales was all smiles as she attended her Christmas-themed event The royal mother-of-three greets children who are performing at Westminster Abbey for her carol concert Kate was full of laughter as she chatted to some of her guests at the carol concert, including Paloma Faith The Prince and Princess of Wales and their children, Prince George, Prince Louis and Princess Charlotte, arrive for the Together At Christmas carol service The Prince of Wales, Prince George, Princess Charlotte, Prince Louis and the Princess of Wales during the Together At Christmas carol service The princess has been ‘hands on’ over every aspect of the service and held regular planning meetings at Windsor Kate then walked to the north transept and knelt down to speak to scouts from 44th Bury scout group from Bury, Manchester.