Go to the [Extras] section with Jack Black and his other co-stars in bottom right hand corner. Go [Down] to the lowest option and press [Right] once. The picture of the character changes to one with a raccoon on his head. Press [Enter] to access the scene on how they did the Raccoon jumping section. Press [Right again, and Jack Black's character will be replaced with an Eagle headed football mascot, pressing [Enter] will take you through to a scene where Jack is practicing his Mascot routines.
