Christine Baranski is an American actress, singer, and producer. She is best known for her roles in films such as The Birdcage, How the Grinch Stole Christmas, and Mamma Mia! She has also had a successful career on television, appearing in shows such as Cybill, The Good Wife, and The Big Bang Theory. Baranski has won two Emmy Awards and two Tony Awards for her work. She is also a recipient of the prestigious Kennedy Center Honors.