When Gina demands he give her the ring, Jake makes a Lord of the Rings joke, a reference which Gina claims she doesn't get because she's too pretty to watch those kinds of movies. In a subsequent scene, while talking to Lynn Boyle, she likens him (among other things) to a hobbit - a fictional, diminutive, humanoid race - created by Lord of the Rings writer J.R.R. Tolkien.
Both Terry Crews and Sandra Bernhard are from Flint Michigan.