It's a sad concept, isn't it? A sad and unfulfilled housewife who is so alone? But Mary delivers the lines with spirit as she 'talks to the wall' as the character of Shirley.

And it seems to be a decent adaption -- Chris caught that mention of brass, probably replacing some other form of currency, so that the locals would understand the reference. They glance around at the other audience members, hoping that the monologue is going over well.