The alternative title not for broadcast is: Kyle Sucks Cartman's Balls.
Was originally going to be a feature film.
This episode, and the other two parts, were recommended by the acclaimed documentary filmmaker Adam Curtis in a BFI (British Film Institute) article in which he was asked to list films that capture their time. Curtis said that Imaginationland "expresses the thing that has been forgotten at a time when politics is dominated by utilitarian economics: that it is really imagination that changes the world."