The Lord of the Rings

"Lord of the Rings" is a series of books by J.R.R. Tolkien that were later turned into movies. Sheldon, Leonard, Raj, and Howard are all enthusiasts of the series. In the episode "The Precious Fragmentation," the guys find a ring that was used as a prop in the movies. After arguing over who should get to keep it, Leonard hides it but Sheldon finds out that he has it and the episode ends with the two fighting on Leonard's bed. it is unclear as to what finally happened to it.