Mr. New Vegas

 is an AI, programmed by Mr. House centuries earlier to be the DJ of Radio New Vegas, a job he still performs in 2281. He "appears" in the game only as a disembodied voice on the radio.

Interactions with the player character
Mr. New Vegas plays music and reads news, most commonly detailing the Courier's deeds. He has a similar role to Three Dog from Fallout 3. If the player has the Wild Wasteland perk set, Mr. New Vegas opens his news segment by saying "I once tried to test my charisma on a vitomatic vigor-tester, the machine burst into flames."

Appearances
appears in Fallout: New Vegas.

Behind the scenes
Mr. New Vegas is voiced by real-life Vegas-based star Wayne Newton, also known as "Mr. Las Vegas".