The word of the day is "prank." Unless maybe you're one of the ones who got taken in hook, line, and sinker, in which case it's "doh!"
If you haven't already noticed, today is April Fools' Day, but you probably have, since most pranksters seem to get an early start.
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*Source: News.com (
http://www.news.com/8301-10784_3-9907712-7.html)*
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