Cranium Command also came a new take on the concept along with its final name. Now titled "Cranium Command", the show featured a military theme wherein "brain pilots" take control of a mechanized human head. The main audio-animatronic character was dubbed "Captain Cortex" and ran the body, now that of a young boy, much like one would a military craft. He reports under his commanding officer "General Knowledge", who lectured the audience during the pre-show and then to Cortex in the main show. With time and resources running low, Imagineering outsourced production of the animated and live-action film portions to Colossal Pictures,
What Is and What Should Never Be and What Should Never Be" was performed live at Led Zeppelin concerts between 1969 and 1973. A live version taken from a performance at the Royal Albert Hall in 1970 can be seen on the "Led Zeppelin DVD". Another was included on disc two of the live triple album "How The West Was Won". Two more versions were included in BBC Sessions. What Is and What Should Never Be "What Is and What Should Never Be" is a song by English rock band Led Zeppelin. It was written by Jimmy Page and Robert Plant and was included as the second