Seeking another better paying job for the Christmas holiday, Sarah gets a big break when she goes to work at New York's Bloomingdale's and gets a lot of commission for a personal shopper. Meanwhile, Joss' problematic sister, Casey, pays a visit and reveals her pregnancy. When Joss and Casey travel to Queens to visit their parents, their mother does not hide her contempt for either's lifestyle. Cecilia gets pneumonia, but refuses to seek treatment until she collapses where Sarah finds her, takes her to a hospital, and learns that Cecilia uses someone else's health insurance. Also, J.B. crosses a line with Romy by sleeping with her on their first date after getting back together. But later Romy finally meets Joan after seeing her in the company of J.B.