 This technique allowed him to use The Hobbit scores in order to inform the music of the Lord of the Rings without rescoring and keeping both trilogies similarly dense with themes by using The Hobbit to "add" themes into The Lord of the Rings.Existing themes

The first film is the most reliant on existing themes, and that reliance was expanded upon in the final film, including multiple cases of tracked music.Nevertheless, most themes are introduced in more devolved expression and evolve to their starting point from The Lord of the Rings.