Cheyenne

 is Sunny's attack dog in 2281.

Background
Cheyenne is loyal to Sunny, and enjoys listening to the jukebox in the Prospector Saloon.

Quests

 * Back in the Saddle: Cheyenne helps her owner and the Courier attack and kill a few geckos.
 * By A Campfire On The Trail: Cheyenne accompanies Sunny while she teaches the Courier how to create items using a campfire.
 * Ghost Town Gunfight: Cheyenne is part of the Goodspring settlers to help the fight the Powder Gangers. If the Courier chooses to destroy Goodsprings, Cheyenne will be one of those killed when the Courier assaults the town with Joe Cobb.

Appearances
appears in Fallout: New Vegas.

Bugs

 * Cheyenne's eyes will sometimes appear outside of their sockets, floating vertically at the right side of her head.
 * FIX: (for PC) type prid 10588E or simply click Cheyenne, Disable then Enable.
 * Cheyenne can suddenly stop following Sunny doing the Courier's training, and will remain stranded in the wasteland and sometimes causes the game to crash.
 * Possible FIX: Try hitting Cheyenne with a low damage weapon (or fists), then quickly holster it/them. Cheyenne should return to friendly status, and resume following Sunny.

Trivia

 * 'Cheyenne' may be a reference to the French word, 'Chien', as it is said this way. When translated, it means 'dog'.
 * Cheyenne is also a name of a gang of the movie "Once Upon a Time in the West"
 * Cheyenne is also the name of a Native American Tribe and a city in the state of Wyoming.