Complex sentence: She became a household name for starring as the neurotic, unhappy housewife Mary Hartman on the outrageous soap opera parody "Mary Hartman, Mary Hartman" which aired five nights a week in 1976--1977.
Split into simpler sentences: She became a household name for starring as the neurotic, unhappy housewife Mary Hartman on the soap opera parody "Mary Hartman, Mary Hartman". The show aired five nights a week in 1976--1977.