2001: A Space Odyssey (soundtrack) Like North's score, Cordell's work was recorded at the now demolished Anvil, Denham studios. "2001" is particularly remembered for using pieces of Johann Strauss II's best-known waltz, "The Blue Danube", during the extended space-station docking and Lunar landing sequences. This is the result of the association that Kubrick made between the spinning motion of the satellites and the dancers of waltzes. It also makes use of the opening from the Richard Strauss tone poem "Also sprach Zarathustra" performed by the Vienna Philharmonic conducted by Herbert von Karajan. The use of Strauss's "Zarathustra" may be a reference to the theme of
2001: A Space Odyssey (soundtrack) to being irritated by Kubrick's failure to obtain permission directly from him, he was offended that his music was used in a film soundtrack shared by composers Johann Strauss II and Richard Strauss. Other music used is Ligeti's "Lux Aeterna", the second movement of his "Requiem" and an electronically altered form of his "Aventures", the last of which was also used without Ligeti's permission and is not listed in the film's credits. HAL's version of the popular song "Daisy Bell" (referred to by HAL as "Daisy" in the film) was inspired by a computer-synthesized arrangement by Max Mathews, which Arthur