Jimmy Carr hosts as Sean Lock and Phil Wang take on guest captain Alan Carr and Harriet Kemsley. Plus special guests David O'Doherty and Joe Wilkinson.

Jimmy Carr and Rachel Riley host as Sean Lock and Harriet Kemsley compete against Jon Richardson and Joe Lycett. Mat Ewins joins Susie Dent in Dictionary Corner.

Jimmy Carr hosts the words and numbers game show mash-up, with `Countdown' regulars Rachel Riley and Susie Dent. Alan Carr and Harriet Kemsley play against Jonathan Ross and Maisie Adam. Huge Davies is in Dictionary Corner.