The Days and Nights of Molly Dodd

Here's when the fat lady sings (5x3)

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Molly and Florence go to Ramona's beauty salon to get ready for a night at the opera. Later, in Molly's apartment, her fiance gives her a wedding ring. That evening, Molly grows anxious when her fiance does not pick her up in time for the opera. The eventual knock at Molly's door brings bad news.