Season 3, Episode 5 My Sister, Benedict Arnold

First Aired: October 15, 1971

Greg willfully dates Marcia's nemesis after she accepts a date with the guy who bumped him from the baseball team and class presidency. Warren: Gary Rist. Kathy: Sheri Cowart. Greg: Barry Williams. Marcia: Maureen McCormick. Carol: Florence Henderson. Alice: Ann B. Davis.

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  • Rating: TV-G
  • Premise: A widower with three sons marries a widow with three daughters. It's a sitcom family for the ages, with plenty of warmth and fuzziness (and constant fighting for the bathroom). The series debuted in 1969, but in many ways was a throwback to the '50s. It or… (more)

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