2001: A Space Odyssey (soundtrack) choir was performed at Symphony Hall in Birmingham, again accompanied by the Philharmonia Orchestra conducted by Benjamin Wallfisch together with the choir Ex Cathedra. A presentation of the film accompanied by live orchestra and choir premiered in the United States on August 18, 2015, at The Hollywood Bowl in Hollywood, California, accompanied by the Los Angeles Philharmonic conducted by Brad Lubman together with the choir Los Angeles Master Chorale. "2001" is particularly remembered for the use of the opening theme from the Richard Strauss tone poem "Also sprach Zarathustra" (Usually translated as "Thus Spake Zarathustra" or "Thus Spoke Zarathustra" where
2001: A Space Odyssey (score) music would have been an improvement on the background music that Kubrick finally chose for the film." Conversely, in his notes for the Jerry Goldsmith recording, Kevin Mulhall argued that "there is no doubt that "2001" would have been better if Kubrick had used North's music. Even if one likes some of the choices Kubrick made for certain individual scenes, the eclectic group of classical composers employed by the director... resulted in a disturbing melange of sounds and styles overall." Film critic Roger Ebert noted that North's rejected score contains emotional cues to the viewer while the final music selections