It's the One Big Thank You Christmas special with JB Gill and Roman Kemp in the studio. Alex Jones surprises someone very deserving who gets to switch on the iconic Regent Street Christmas lights, plus we have a special Disney-themed One Big Thank You. And singer Jamie Cullum performs a Christmas song.

Comedian Ricky Gervais joins Death in Paradise star Don Gilet, and Alex Scott has the latest on Sports Personality of the Year. Presented by Alex Jones and Roman Kemp.