The Book of General Ignorance round differs, in particular during the Christmas specials. During the course of the "B" Series special, Fry and Davies swapped places for "General Ignorance", with Fry attempting to answer questions ostensibly written by Davies to stump him. During "D"s Christmas Special, all the "GI" questions revolved around saints. "The Book of General Ignorance" contains a list of 230 questions, most of which previously appeared in episodes of "QI". Each question explains the correct answer, and usually attempts to show why people tend to make the wrong assumptions, or believe certain myths. Each book contains two forewords, one by Fry, the
Doctor Who (2008–2010 specials) "The Next Doctor" was the first special to be accompanied by its own "Confidential" episode, and was considered part of the fourth "Confidential" series. Alongside the accompanying episodes for each of the specials, three additional "Confidential" episodes alongside the specials' episodes: one for the past five Christmas specials, one for the 2008 "Doctor Who" prom, and one for the revealing of Matt Smith as the Eleventh Doctor. Preliminary figures show that "The Next Doctor" had a viewing audience of 11.71 million during its original airing, with a peak at 12.58 million viewers. It was the second most watched programme of