You should know who Louis C.K. is by now. Only after a few years, the redhead comedian his garnered fame with his hit TV show - a fictional self-deprecating look at his own life - and is one of the most in-demand comedians currently working. One of the reasons why he's so in demand is his unapologetic hilarious look at religion, race, sexuality, and celebrities. One of those celebrities is Ewan McGregor who he's...especially fond of.