
"Old Christine" (Julia Louis-Dreyfus) is a divorced mom who has a handle on her career and motherhood -- and a pretty good relationship with her ex-husband -- until he introduces his new girlfriend, a younger woman, also named Christine. Old Christine lives with her son and her brother, and runs a gym, and her life is a constant struggle to keep up with everyone else.

Christine struggles over what to do when Ritchie does a poor job on an important homework assignment.

Christine and Barb disagree about how to run the women's gym that they now own together; Matthew helps Ritchie find the perfect nanny.

Christine and Marly argue after getting into a fender bender in the school parking lot; with her car in the shop, Christine must rent a luxury SUV.

Christine signs Ritchie up for soccer after Mr. Harris (Blair Underwood) informs her that he has had trouble making friends.