The Green Hills of Earth final, titular verse. Heinlein wrote several fragments of lyrics and six full stanzas for the song. Moore and Kuttner also give fragments of lyrics in "Quest of the Starstone." The fragments have been filled out and additional stanzas added by the filk community. Some versions combine Heinlein's and Moore's lyrics. The song's meter allows it to be sung to a number of popular tunes, including "Amazing Grace"; "Greensleeves"; "The House of the Rising Sun"; "The Rising of the Moon" / "The Wearing of the Green"; Friedrich Schiller's "Ode to Joy" (used in Beethoven's Ninth Symphony, fourth movement); "Oh My Darling,
Beethoven Lives Upstairs implores Christoph to give him a chance. Kurt mentions that Beethoven is working on his Ninth Symphony, which Christoph hopes will be his last. When Christoph's mother enters Beethoven's room, Beethoven is writing music on the shutters, presumably having run out of paper. Seeing her shock, he suggests she could sell the shutters as collectors items. He asks her about her musical background, and she plays "Für Elise" for him, beginning to see his softer side. While working with musicians on the Ninth Symphony in his room, Beethoven needs to write down changes, but all the pens have been destroyed