“Come and knock on our door…” Anyone who was watching television between 1976 and 1984 knows what comes next. (If you’ve forgotten, watch this.) Three’s Company, the story of a man living with two women who has to pretend to be gay in order to keep living there lest he arouse the suspicions of his dopey landlord(s), ruled the airwaves with a combination of sexual innuendo, outlandish schemes, and broad physical comedy. (The “girls” first meet Jack Tripper asleep in their bathtub, for Pete’s sake.) Let’s find out what happened to the good folks of apartment 201, and their various friends and neighbors.