This page contains You Don't Know Jack! Jumbo Unlockables for PC - Windows called "Demo mode" and has been posted or updated on Dec 3, 2007 by ggirl. Let us know what you think of this Unlockable by thumbs voting.
- Developer: Not Set
- Publisher: Not Set
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- Release Date: Not Set
- ESRB: Not Set
Press D at the "For additional options press Esc" message at the start of the game.
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