Christmas services have been broadcast from King's for more than 100 years
A Manx student says singing carols for TV and radio broadcasts is special, because of how long the tradition has been going.
This year is Tom Pickard's eighth Christmas singing in the services from King's College, Cambridge.
A Festival of Nine Lessons and Carols is broadcast live on BBC Radio 4 at 3pm, and Carols from King's is on BBC Two at 6.30pm.
Tom says he's proud to be part of the tradition: