Series 4 aired between 06 Sep 2010 and 27 Dec 2010, 16 episodes.
Episodes
E01
Epicureans v Courtiers
06 Sep 2010
E02
The Wrights v Urban Walkers
13 Sep 2010
E03
Radio Addicts v Taxonomists
20 Sep 2010
E04
Brit Poppers v Geocachers
27 Sep 2010
E05
Fantasy Writers v Bridge Players
04 Oct 2010
E06
Mensans v Bloggers
11 Oct 2010
E07
Mountain Men v In-Laws
18 Oct 2010
E08
Alesmen v Pool Sharks
25 Oct 2010
E09
Epicureans v Bridge Players
01 Nov 2010
E10
Wrights v Bloggers
08 Nov 2010
E11
Radio Addicts v Brit Poppers
22 Nov 2010
E12
In-Laws v Alesmen
29 Nov 2010
E13
Epicureans v Wrights
06 Dec 2010
E14
Alesmen v Radio Addicts
13 Dec 2010
E15
Wrights v Alesmen
20 Dec 2010
E16
Epicureans v Radio Addicts
27 Dec 2010