Not Going Out and Richard Osman make appearances throughout the episode. In Episode 9, Lee finally reveals his love for Lucy and asks her to marry him. Episode 10 features their wedding day and a guest appearance from Tim Vine, and a cameo appearance by Tommy Cannon. An outtakes episode aired 27 December 2014. Hosted by Lee Mack, Sally Bretton and Katy Wix. Lee Mack announced on "" that there would be a Christmas Special in 2015 and possibly another series in 2016. Talking to "BBC News", Mack gave an outline of the special; it follows on from the marriage of Lucy and
Not Going Out had to be written and filmed in a short space of time, Avalon Television brought in Nick Stacey, Paul Kerensa and Simon Evans to join the writing team. Mack, Collins and Stacey concentrated on writing the main body of the episodes whilst Kerensa and Evans were involved in storylining, rewriting and 'gagging up' the episodes. The third series saw the writing team expanded, with Darin Henry, Daniel Peak and Simon Dean contributing to the main episodes (all co-written with Mack); the "gag writing" team was also expanded, from two members to as many as eight, not counting the main writers,