Lisa's Larynx
The following is from the theatre section of The New Yorker's "Goings On about Town":

YEARDLEY SMITH: MORE
Smith, the actress who provides the voice of Lisa on "The Simpsons," has written an autobiographical solo play, in which she stars. Directed by Judith Ivey. In previews. (Union Square Theatre, 100 E. 17th St. 212-307-7171.)

Note: "Yeardley" is pronounced "Yardley."