Sarah Silverman (b. 1970) is an actress and often times controversial comedian. She appeared on both The Late Late Show and Jimmy Kimmel Live with Kermit the Frog.
Silverman appears in The Muppets as a restaurant greeter. She also appears in the film's credits singing "Mah Na Mah Na" and can be seen in the Never-Ending Mahna Mahna Phenomahna.
Silverman had a brief stint as a writer and featured member on Saturday Night Live. Lasting only a year on SNL, Silverman went on to do guest appearances on Seinfeld, Star Trek: Voyager, Crank Yankers, and Bored to Death, and was a regular on Greg the Bunny. Her other roles include Vanellope Von Schweetz in Disney's Wreck-It Ralph and playing herself in Jesus Is Magic.