In 1957, James Vicary falsely claimed to have increased the sale of popcorn and Coca-Cola at a New Jersey movie theater when the owner used subliminal messages to flash "Eat popcorn" and "Drink Coke" on the movie screen during the movie.

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Quizplus · Accepted Answer

James Vicary did make this false claim in 1957, but it was later revealed to be a hoax. No actual increase in sales was found to be associated with the subliminal message experiment.

In 1957, James Vicary Falsely Claimed to Have Increased the Sale