What made the word "psych!" so popular?

United States
October 5, 2007 10:29pm CST
I'm sure you all remember, all you young generations probably in your mid 20's-30's. Saying something that you wanted to make someone believe was true, then all of a sudden you say psyych. As to clearly point out you were just kidding, who remembers, and misses those days?
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