Last night on Letterman, Louis took a break from sitting on couches talking about his TV show to do some straight-up comedy. Verrrry niiiice! [videoembed size="full_width" alignment="center"][/videoembed] Louis C.K. is really funny! It's weird that no one ever talks about how funny he is and that he doesn't get any press or TV shows. Oh well, our little secret! I ...