The Crisis Carol Service will take place in the historic setting of Southwark Cathedral.
As ever there will be readings and performances by the charity's members and supporters
The singing will once again be led by the Thames Philharmonic Choir.
The service will be followed by mince pies and wine in the Cathedral.
Tickets are free but please register at www.crisis.org.uk/carolservice
There is a collection at the end of the service.