Community:Fallout: New Vegas Easter Eggs

Ancient Rome
Much of the lore pertaining to Caesar's Legion is directly derived from the late Roman Republic. For example, a news broadcast on Radio New Vegas will mention Legate Lanius performing the practice of decimation on underperforming troops.

Aliens
If the player has the Wild Wasteland perk, NCR Emergency Radio chatter includes the phrases "Game Over, Man, Game Over!" and "They're Coming out of walls, they're coming out of the Goddamn Walls!". The phrases are quotes from the film Aliens.

The Beatles
The perk and challenge Day Tripper is a reference to the song of the same name.

The Bible
The quest Render Unto Caesar is a reference to a Bible story.

The Clash
The quest I Fought the Law is a reference to the song of the same name by Sonny Curtis, made famous by the Bobby Fuller Four, and covered by The Clash.

Dean Martin
The quest, Ain't That a Kick in the Head is a reference to the Dean Martin song, which is also on the playlist of Radio New Vegas.

Dr. Strangelove
The achievement Love the Bomb is a reference to the subtitle of Dr. Strangelove.

The heavily trapped house in Nipton, it's just East, across the road from the general store with a sandbag wall protecting the door, with the note about "vital essence" and a grenade machine gun appears to be a reference to General Jack D. Ripper in "Dr. Strangelove".

Elvis Presley
The Freeside gang The Kings are rife with references to Elvis. The King's dialogue frequently uses song titles as turns of phrase. In addition, the quest Nothin' But a Hound Dog is also a reference to an Elvis song.

The Everly Brothers
The quest name Bye Bye Love is a reference to the song of the same name by The Everly Brothers.

Frank Sinatra
The quesst Ring-a-Ding-Ding, My Kind of Town and Come Fly With Me are references to the Frank Sinatra songs of the same names.

G.I. Blues
The quest G.I. Blues is a reference to the musical film of the same name starring Elvis Presley.

Howard Hughes
Mr. House's personality is based off of Howard Hughes'.

Indiana Jones
The Wild Wasteland trait may add an encounter containing a refrigerator, which contains a fedora and skeleton. This is a reference to the scene in "Indiana Jones and the Kingdom of the Crystal Skull" where Indiana Jones saves himself from an atom bomb in a fridge (this scene was infamous for it's absurdity).

Kate Beaton
The unique Tesla cannon, Tesla-Beaton prototype is named after Kate Beaton, a Canadian webcomic artist known, among other things, for several comic strips about Nikola Tesla.

Mad Max
The achievements Blast Mastery and You Run Barter Town are both references to Mad Max Beyond Thunderdome. Blast Mastery refers to the character of Masterblaster, and Bartertown was the location around which Beyond Thunderdome was set. There is also a Mad Max outfit.

Monty Python's Life of Brian
At Cottonwood Cove spray painted on one of the buildings is "ROMANES EUNT DOMUS" which is a reference to Monty Python's Life of Brian.

The Man Who Broke the Bank at Monte Carlo
The Courier Who Broke the Bank is a reference to Joseph Jagger (1830 – 1892), a British engineer who was widely known as The Man Who Broke the Bank at Monte Carlo.

The Professional
The Fallout: New Vegas perk, The Professional is a reference to the 1994 film of the same name, directed by Luc Besson. The correlating in-game picture features a stylized Vault Boy with a coat, stubble and round glasses similar to the main character of the film. The picture also features a potted plant that plays a significant role in the film.

Star Wars

 * The Wild Wasteland trait adds an encounter in the town of Nipton. If you follow the road from city hall east, you will find a burning house with the skeletal remains of Owen and Beru, Luke Skywalker's uncle and aunt who were burned by stormtroopers in A New Hope.
 * The challenge "...And Know Disintegrations" is a play on Darth Vader's line in The Empire Strikes Back.

Something Awful

 * The YCS/186 Gauss rifle is named for Gauss, a forums member who posts primarily on a subforum called YCS that has the forum ID number 186.
 * The abbreviated console command for disabling Hardcore Mode is "Babby", a reference to a meme that originated on the Something Awful website. In addition, the word "Babby" is often used as a perjorative in various Something Awful subforums.
 * A Wild Wasteland encounter found near Goodsprings consists of a man in glasses named Johnny found dead at the edge of a cliff. Johnny is surrounded by various objects including five ace cards and four orange balls. This is a reference to Zybourne Clock, an infamously awful failed amateur game project that originated on Something Awful.

Winter Wonderland
The Mr. New Vegas song, Nuclear Winter Wonderland, is a reference to the song Winter Wonderland.