Evidence of the use of the smiley dates back to 1900, in a letter from the poet Johannes V. Jensen. However, not until 1962 was it that the smiley face for the first time was really made popular by the New York radio station WMCA. Here a bell contest was held with the mission to pick up the phone with "WMCA, good guys." As a prize, they got a sweater that says "WMCA good guys" and the now famous smiley on it.
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