It is also their highest-charting single in Australia, peaking at number four. David Draiman sings it in the key of F#m. The chord progression is F#m, E, D, A. The first two verses are almost an octave lower than the original and jumped up an octave for the last three verses. His vocal span goes from E2 to A4 in scientific pitch notation. In April 2016, Paul Simon endorsed the cover. Additionally, on April 1, Simon sent Draiman an email praising Disturbed's performance of the rendition on American talk show "Conan". Simon wrote, "Really powerful performance on "Conan" the other day. First time I'd seen you do it live. Nice. Thanks." Draiman responded, "Mr. Simon, I am honored beyond words. We only hoped to pay homage and honor to the brilliance of one of the greatest songwriters of all time. Your compliment means the world to me/us and we are eternally grateful." As of September 2017, the single had sold over 1.5 million digital downloads and had been streamed over 54 million times, estimated Nielsen Music. The music video has over 500 million views on YouTube, while the live performance on "Conan" has over 100 million, making it the most watched YouTube video from the show. On September 27, 2016, the Disturbed version of "The Sound of Silence" was released as downloadable content for the video game "Rock Band 4". The Disturbed version was used in the episode "Ian Garvey" of "The Blacklist" in November 2017. A live version of "The Sound of Silence" with guest Myles Kennedy is included on "Live at Red Rocks" and "Evolution" (Deluxe Edition). The AMC show "Into the Badlands" features Disturbed's version of "The Sound of Silence" in episode 13 of season 3 ("Black Lotus, White Rose") in April 2019. Notes Bibliography