The documentary looks at the rise to celebrity status of NZ actor and musician Bret McKenzie, who appeared for 3 seconds as an extra in "The Lord of the Rings: The Fellowship of the Ring." The name "Frodo" in the title "Frodo is Great; Who is That!!?" is a reference to the character Frodo Baggins from "The Fellowship of the Ring."
Meeting an obsessed fan, Figwit walks through her house looking at all the LOTR merchandise, including giant posters from the film and characters from the film