A $20 discount on a popular dancing game
GameStop's leaked Black Friday 2013 ad has a very popular video game listed at a significant discount that will be available on Black Friday only. The game is Just Dance 2014 and it normally sells for $39.99. During the Black Friday 2013 sale, the video game will be available for $19.99.
That is a $20 discount on one of the most popular games for the Nintendo Wii out there. The game will be available for the Wii, PS3, and Xbox 360. The deal will be while supplies last so you'll need to get there early.