Ruth Ann Buzzi (born July 24, 1936) is an American comedian and actress. She is most famous for her performances on the variety show "Rowan & Martin's Laugh-In". She most often appeared as the unwilling object of "dirty old man" character Tyrone F. Horneigh's affection. Ruth appeared as Ruthie on seasons 25 (1993-1994)-32 (2001) of Sesame Street.