QI show to show. "QI" has a philosophy that "everything is interesting if looked at in the right way"; many factual errors in the show have been corrected in later episodes or on the show's blog. For its first five series shown between 2003 and 2007, which corresponded to the first five letters of the alphabet, episodes premiered on BBC Four before receiving their first analogue airing on BBC Two a week later. From 2008 and 2011, the show was moved to BBC One, with an extended-length edition of each episode often broadcast on BBC Two a day or two after
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