Semi-Final - Tea Totallers v Crunchers

Victoria Coren Mitchell hosts the quiz where knowledge only gets you so far – logic and lateral thinking are the vital extra ingredients.The second semi-final goes to the wire in the Missing Vowels round, but before that, some tricky Sequence questions must be dealt with.For example – BBC: M&S, C4: N&S, C4: N&M... what comes next?