In this link from the long list of beta-related websites that Robert Seddon sent to us, we can find some informations, sounds and images about unused stuff hidden in the memory of Grim Fandango: “Grim Fandango came with a considerable amount of content which was included with the game, but not made available without delving into the game’s resource files and extracting them.”
Calavera Bar Alternate Angle
You can read the original story @ Grim Fandango Network