Lisa Valerie Kudrow (b. July 30, 1963 in Encino, California) is an American actress. She was best known for her roles as Ursula on "Mad About You" and Phoebe on "Friends". "Friends" has been very popular lately and is still selling many copies, beating many popular shows even though it finished a long time ago. She also starred in P.S. I Love You playing the role Denise Hennessey.