Called to testify against the Sarah Palin email "hacker," 4chan founder Chris Poole somehow found himself delivering a federal courtroom tutorial on the meaning of "newfag" and other slang from his anarchic message board. Lulz are now in session.

Click to viewThe testimony occurred in April, and was finally posted today by The Smoking Gun. Hearing "rickrolling" explained to a U.S. Attorney is about as fun as hearing the word "Goatse" on NPR or reading it in the New York Times. In other words, this is "pretty much the best testimony ever," as BuzzFeed put it.

Click any excerpt to enlarge:

[Photo of Poole via Dave Coustan/Flickr]

Click to view