i got one for you.
http://www.4chan.org/
those of you that don't know, be warned. 4chan is full of nerds, geeks, dorks, pedos, *******s, trolls, and otherwise sick content. other than that, i get my lols from 4chan. i'm a big geek and i love that ****. so. best of luck. and don't go there while at work.