Magro booty for those who expect to find in today discount the additional content for Bioshock 2 as a list leaked online. The content is served a song by Dance Central, dance game for Kinect, entitled "I Gotta Feeling" by The Black Eyed Peas and Microsoft now proposed to 80 points with a discount of 67% ( web link ). On the avatar marketplace is instead a nice discount to 80MP giant big toe from the collection of Kinect Sports ( web link ). Please note that all offers are valid on Christmas lists this other news .