Jerry (to himself): "I'm a girl. I'm a girl. I'm a girl."
His eyes stray down the aisle. In Upper 2, Sugar is getting ready for bed. All Jerry can see is her legs dangling out of the berth as she removes her stockings. But that's all the indenitification Jerry needs.
Jerry (calling down the aisle): "Good night, Sugar!"
Sugar (sticking her head out): "Good night, honey."
Note in Passing: "Good night, honey," indeed. Today marks the 50th anniversary of Marilyn's passing. As columnist Dorothy Kilgallen wrote at the time of MM's death, "Sleep well, sweet girl. You have left more of a legacy than most, if all you ever left was a handful of photographs of one of the loveliest women who ever walked the earth."
Good night, Sugar!