8 Out Of 10 Cats Does Countdown is back for 2020 with new episodes - when does it start and who's taking part?
Jimmy Carr will be back as host with an episode full of comic conundrums, surprises and laughs aplenty.
The latest series is currently airing Fridays at 9PM on Channel 4.
In episode 1 (January 9), Sean Lock and Harry Hill took on Jon Richardson and Rose Matafeo, while Alex Horne and The Horne Section joined Susie Dent in Dictionary Corner, and maths whizz Rachel Riley looked after the numbers and letters.
In Episode 2 (January 16), Sean Lock and Joe Wilkinson took on Jon Richardson and Kiri Pritchard-McLean in the classic words and numbers quiz. The Brett Domino Trio joined Susie Dent in Dictionary Corner with Rachel Riley in charge of the letters and numbers.
In Episode 3 (January 23), Sean Lock and Richard Ayoade took on Jon Richardson and Katherine Ryan while David O'Doherty joined Susie Dent in Dictionary Corner.
In Episode 4 (January 30), Sean Lock and Miles Jupp faced Jon Richardson and Sophie Duker with Lee and Dean joining Susie Dent in Dictionary Corner, and Joe Wilkinson was with Rachel Riley at the numbers board.
In Episode 5 (February 7), Sean Lock and Kevin Bridges take on Jon Richardson and Victoria Coren Mitchell. Spencer Jones joins Susie Dent in Dictionary Corner,
In Episode 6 (February 14), Sean Lock and Harriet Kemsley take on Jon Richardson and Chris McCausland. Nick Helm joins Susie Dent in Dictionary Corner, and Joe Wilkinson is with Rachel Riley
Watch 8 Out Of 10 Cats Does Countdown online
You can catch up on all the new episodes online as well as other past series on Channel 4's All4 catchup service HERE.
8 out of 10 Cats Does Countdown is hosted by Jimmy Carr with regular team captains Sean Lock and Jon Richardson.
They take over Channel 4's the classic letters and numbers quiz which usually airs in the early afternoon, hosted by Nick Hewer.
They're joined by Countdown’s resident lexicographer Susie Dent who presides over Dictionary Corner with a special guest each week. Plus there is Queen of the Numbers, mathematician Rachel Riley.
8 Out Of 10 Cats Does Countdown originally started as a one-off mash up in 2012 for a special night of programmes on Channel 4. After proving a hit with viewers, there have been more than 15 series and over 100 episodes of 8 Out Of 10 Cats.
Guests in the series over the years have included David Mitchell, Jack Whitehall, Johnny Vegas, Vic Reeves, Bob Mortimer, Reginald D. Hunter, Aisling Bea, David Baddiel and Alex Horne & the Horne Section.
As well as winning a huge TV audience, 8 Out of 10 Cats Does Countdown has also been nominated for four British Comedy Awards, including Best Comedy Panel Programme and Best Comedy Moment of 2014.