Louis C.K. is the funniest stand-up comedian working in America today. I’ve said it. Ricky Gervais has said it. Other people who know funny from funny have said and written it. And you, too, shall learn the truth on Oct. 4 when his latest special, Chewed Up, debuts on Showtime. My friends at Videogum saw that CK uploaded a clip of this show, taped earlier this year in Boston. This clip has audio sync issues. But a fan has fixed it, sort of, and, so…Official NSFW warning/spoiler alert: I don’t know anyone else who can tell a joke about masturbation, include a 9/11 reference and get a laugh. Enjoy! Updated with an official clip: