An American actress and singer, she began her career in the early 1980s with roles in films like "Valley Girl" and "Pee-wee's Big Adventure." Known for her distinctive voice, she found success in voice acting, most notably as Tommy Pickles in "Rugrats" and Buttercup in "The Powerpuff Girls." Her music career includes several albums and hit singles. With a vibrant presence in both live-action and animation, she has become a beloved figure in entertainment.