Greg Gutfeld goes after Sarah Silverman

Mac Packer Keegan-Michael Key hosts Saturday Night Live tonight.<br /><br />Conan O'Brien's writers talk about some of their favorite sketches<br /><br />Greg Gutfeld goes after Sarah Silverman<br /><br />Jeremy Piven, comedian, will tour the UK<br /><br />Guy Branum and Margaret Cho have the Mental Health Comedy Hour tonight.<br /><br />Natalie Cuomo has a familiar sounding last name, and some good jokes.