QI and last up to two hours, although only 30 minutes of footage is used for normal episodes and 45 minutes for "XL" episodes. By 10:00 pm, recording has usually finished and the set has been disassembled. Roughly 16 questions are asked and about half of those make it into the show; 20% of material researched is used in a "QI" episode, while other facts may appear in the XL versions, a "QI" book, on "QI"s Twitter feed or on their website. The makers of the show insist that the answers are not given to the panellists beforehand. The host is
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