January 23, 2007 12:37pm CST
For those who don't know about it:
http://www.ytmnd.com (it stands for "You're the man now, dog")
Mine is the Lex Luthor fad, where Lex pops up and yells "WROOOOOOOOOOOOOONG!".
like this one: http://lexownshubbard.ytmnd.com/