The opening credits change from everybody sitting in the Vista Cruiser in seasons 1 through 7, to everybody sitting in "The Circle" and singing "In The Streets".
Season 8's episodes are titled after songs by Queen, except for the season/series finale.
Bret Harrison was intended to replace Eric for the season, but was written out of the series when he was offered a lead role in his own series, The Loop (2006)
This is the first time Ashton Kutcher is not credited as a series regular.
This is the first episode of the series in which Topher Grace does not appear since he is no longer a series regular.