8 Out of 10 Cats Does Countdown — Episode 2: Bob Mortimer, Holly Walsh, Isy Suttie, Claudia Winkleman

You are watching the episode Bob Mortimer, Holly Walsh, Isy Suttie, Claudia Winkleman Sean Lock and Bob Mortimer take on Jon Richardson and Holly Walsh. Isy Suttie's in Dictionary Corner with Susie Dent. Claudia Winkleman stands in for Rachel Riley on letters-and-numbers duty.