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The Ultimate Guide to Sounding Smart

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1h 20min | Aired on Sep 23, 2017 | TV-PG | CC |

Want to sound like the smartest person in the room? This action-packed treasure trove of trivia reveals the amazing stories and inside information on everything from the beginning of the phone sex industry to America's favorite cheese and much more.

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History Vault®

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History Vault®

HISTORY Channel brings you thousands of documentaries and series exploring the events and people that shaped our world, from ancient empires to modern warfare. Stream now commercial-free. Cancel anytime.

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