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This is the moment that you realize new things about people you thought you knew in high school, childhood or whatever after reading their Facebook profile. Just like in that MAKEOVER show, the REVEAL is where it is all explained.
Looking through a facebook page you see that an old guy friend is social networking, single and interested in MEN.

I knew that Jim was a little effeminate, but through a facebook reveal, he is apparently gay.
by Robert P Bukaty February 04, 2009