Gavin is uncomfortable with Gwen and Bryn knowing about his and Stacey's sex life.
The team head to Adam Henson's farm for Christmas dinner.
Adrian and Christine are joined by award winning comedian Peter Kay.
Films featured include Sherlock Holmes, Avatar, and the star-studded musical Nine.
Neil Oliver looks at how early 19th-century Scotland became a seedbed of revolution...
Ben Fogle visits Chapletown, the Caledonian Forest, Cairngorm and Newtownmore.
The Masoods' financial troubles are over, but are other troubles afoot?
Paul and Ian are joined by Bill Bailey.
Will Arthur and Merlin find Balinor in time to save the kingdom?
Both couples are desperate to win, but only one can be the 2009 champion.
Al Murray hosts with special guests Chris Addison and pun-meister Tim Vine.
Stephen Fry quizzes Jo Brand, Rob Brydon, Jimmy Carr and Alan Davies on geography.
Jonathan is joined by Hugh Grant, Eddie Izzard, Rihanna and The Priests.
It's D-day for Helen as the morning of her official teaching inspection arrives.