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Watch 21 online

What is 21 about?
The number 21 means a lot of different things to different people. It's the highest winning score in blackjack, legal drinking age, the New England Patriots' NFL record for consecutive victories and the current Century. But for a brief span in the late 1950s, Twenty-One also was synonymous with one of the most-watched, and most infamous, game shows in history.

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