Sarah Silverman has signed on to guest star on an upcoming episode of CBS' The Good Wife, the show's writers tweeted:

"BREAKING NEWS for those of you who are still here with us: Sarah Silverman will guest star in Episode 222."

Sarah Silverman will play the smart, funny owner of a sexually explicit website devoted to connecting married people who are looking to have affairs. She's sued by a woman who is convinced that her husband was murdered as a result of using the website and must turn to Alicia (Julianna Margulies) and the firm for help.

Sarah Silverman joins a slew of guest stars who have appeared on the Tuesday night drama, including Michael J. Fox, America Ferrera, Rita Wilson, Anika Noni Rose, Scott Porter, Michael Ealy, Elizabeth Reaser, Titus Welliver, and more.

Martha Plimpton recently confirmed that she will be appearing in a third episode of the CBS drama.