This page contains You Don't Know Jack! Unlockables for Macintosh called "Demo mode" and has been posted or updated on Sep 9, 2006 by FDGOD. Let us know what you think of this Unlockable by thumbs voting.
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- Release Date: Not Set
- ESRB: Not Set
Press D when the phrase "For additional options press Escape" is displayed. Alternatively, do not press any keys at the beginning, when Cookie asks for the number of players.
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