Actress and comedienne Carol Burnett is to be honoured with this year's (13) Mark Twain Prize for American Humor.

The Tv veteran will pick up the prestigious accolade at the Kennedy Center for the Performing Arts in Washington, D.C. on 20 October (13).

Previous award winners include Steve Martin, Bill Cosby, Tina Fey and Ellen DeGeneres, who was last year's (12) recipient.