Series 3 (2006)
Another bunch of episodes for the summer of 2006, including the show's first Big Brother special.
Series 4 (2006)
Series 4 arrived shortly after in October, with Ulrika Jonsson amongst the many guests.
Series 6 (2008)
Stars of The Apprentice and Dragon's Den were amongst the guests in 2008.
Series 8 (2009)
Lots of guests beginning with J in this series, including Johnny Vegas, Jack Whitehall, Jeremy Clarkson, Jamelia and Josie Long.
Series 9 (2010)
The show reached it's 9th life. A World Cup special is amongst the episodes in this series.
Series 12 (2011 - 2012)
Joe Wilkinson, who would go on to become a star of the Countdown version, appeared as a guest multiple times in this series.
Series 13 (2012)
A Jubilee Special was amongst the episodes in this long-running 13th series.
Series 14 (2012)
The London Olympics had past, and it was back-to-normal for the teams in the autumn of 2012.
Series 15 (2013)
The teams were back in early 2013 to cheer everyone up with some more comedy.
Series 16 (2013)
A big Christmas special with lots of guests was amongst the episodes in this series.
Series 17 (2014)
Ronan Keating and Krishnan Guru-Murthy were amongst the guest choices for 2014.
Series 18 (2014)
By this point the regulars were busy filming many episodes of the super popular 8 Out Of 10 Cats Does Countdown too.
2015 Specials (2015)
Sean and Jon's last episodes... two specials, one for Christmas and one for New Year.
Series 19 (2016)
Jimmy returned with all-new team captains Aisling Bea and Rob Beckett. This series was premiered on More4.
Series 20 (2017)
A new series, starting as the country prepares for another General Election. This time the show is on E4.