Elizabeth Ann Guttman (born September 11, 1961), known professionally as Elizabeth Daily and E.G. Daily, is an American actress, voice actress and musician, who is best known for voicing Tommy Pickles in Rugrats and its spin-off All Grown Up!, Buttercup in The Powerpuff Girls, Rudy Tabootie in ChalkZone, and Private Isabel "Dizzy" Flores in . She also provided the voice of the title role in the live action feature film , replacing Rugrats co-star Christine Cavanaugh (who voiced "Chuckie" and later died in December 2014). She also played the role of Dottie in the film Pee-wee's Big Adventure.