The Book of General Ignorance was released in the UK a year after "The Book of General Ignorance", on 4 October 2007. An audiobook adaptation called "The Sound of General Ignorance" was scripted and read by the authors on 4 November 2008. On 25 December 2008 an extended version of the book, entitled "The Noticeably Stouter Edition", was published to coincide with "QI" moving to BBC One. This new version included new facts, quotes from the show, a list of all the episodes made at the time, an index, and a new collection of "Four words" from Davies. On 1 November 2007 another "QI" spin-off
The Ultimate Edition "Unplugged" (Disc 16 of "Jubilee Edition") Disc 37: "Mostly Bruxelles" (Disc 17 of "Jubilee Edition") Disc 38: "À la Mode?" (Disc 18 of "Jubilee Edition") Disc 39: "Interessant" (Disc 20 of "Jubilee Edition") Disc 40: "Stahlsinfonie" (Disc 24 of "Jubilee Edition") Disc 41: "Walk the Edge" Disc 42: "New Style" Disc 43: "Höchamtliche Sounds" (Disc 22 of "Jubilee Edition") Disc 44: "Planetarium London" (Disc 23 of "Jubilee Edition") Disc 45: "<nowiki>'</nowiki>Nuff Said! " (Disc 25 of "Jubilee Edition") Disc 46: "Bologna" Disc 47: "Discoveries" Disc 48: "From the Attic" Disc 49: "The Cello" Disc 50: "Lone Tracks" Prior to the