With Facebook friends like these, who needs enemies? Noah Kagan, who left his job at the social network abruptly in mid-2006, now has a Facebook group in his honor: "Boycott Facebook until Noah Kagan is re-hired!" Valley prankster and Friendster founder Jonathan Abrams created the group. We pinged Kagan, who's now working happily at online personal-finance startup Mint.com and blogging at Okdork.com. Kagan, when pinged on IM, was as bemused as we were to hear about the group, but had no idea why Abrams was starting it a year after his departure. The Facebook group, however, might not be telling the whole story about the Facebooker's departure: A well-placed tipster says Kagan was fired for leaking company secrets to TechCrunch editor Michael Arrington.

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