Girls take on first Christmas as part of world famous choir
School girls Lila and Lois made history earlier this year after becoming full of the world famous St Paul's Cathedral choir.
They were the first ever girls to in the choir's 900-year history.
Since then, three more girls - Anastasia, Iona and Elizabeth - have also become full .
Another three girls are currently in training to fully the choir, and the cathedral hopes to create more opportunities for both boys and girls in the future.
Newsround caught up with the choristers who've been performing over the festive season to find out more.