Queen Camilla invited some little helpers to decorate the Christmas tree at Clarence House. During the event, supported by Helen & Douglas House and Roald Dahl's Marvellous Children's Charity, Her Majesty treated the children to some festive surprises, as well as a visit from Father Christmas and his reindeer. Report by Brooksl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn