Premise: ``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.
S02, E14 (First Aired: Jan. 22, 2007)
Christine wants credit for turning Richard into a good boyfriend and for recommending a thoughtful birthday gift for New Christine to give him.
S02, E15 (First Aired: Mar. 12, 2007)
After taking sleeping pills, Christine discovers that she made several embarrassing phone calls while knocked out.