I was looking for a specific YouTube video for a friend of mine today and wound up recommending several to him. All of the videos are from the computer game Star Wars: Rebel Assault II, a rather entertaining computer game from the ’90s: one of the early-generation CD-ROM games.
In the game there was a cheat that enabled “theater mode”, a thinly-veiled Mystery Science Theater version of the game’s cinematics. Thanks to the magicks of YouTube, they have been preserved for your viewing pleasure. Here is the other easter egg I found while looking for the rest of the videos.