What is Carol Burnett famous for?

Carol Burnett is an American actress, comedian, singer, and writer. She is best known for her long-running variety/sketch comedy television show The Carol Burnett Show, which aired on CBS from 1967 to 1978. Burnett won numerous awards for her work on the show, including six Primetime Emmy Awards, a Golden Globe Award, and a Grammy Award. She has also starred in a number of films and television shows, and has written several books.

In addition to her acting and comedy work, Burnett is also a noted humanitarian. She has been involved with a number of charities and organizations, including the American Cancer Society, the United Way, and the Children's Hospital of Los Angeles. She has also been awarded the Presidential Medal of Freedom, the highest civilian honor in the United States.