Stir and bustle among the stars.
Refers to “Musica universalis” or the music of the spheres. This music was thought to be inaudible to mortal beings.
Stars traditionally also represent fate— this “stir and bustle” implies that Gatsby is trying to change the determined course of things by associating with this girl in a different social class. Star diction is used frequently in Romeo and Juliet.
To help improve the meaning of these lyrics, visit “The Great Gatsby (Chapter VI)” by F. Scott Fitzgerald and leave a comment on the lyrics box