A member of a very socially prominent Washington family, Sessions played vaudeville, radio, television and film for sixty years. Sessions made her debut in 1909 in a comic opera. She has appeared over 500 times in movies and on television. Session sang comic songs in cabarets before going to New York to act on the stage. In 1940, she went to Hollywood to appear on Bob Hope's radio show and made her West Coast film debut that same year, having already appeared in numerous films on the East Coast during the preceding decade, usually playing bit parts as aunts, landladies, gossips and the like; Sessions retired from films in 1971.