Tonight, on an all-new episode of Private Practice, Addison treats a pair of pregnant women who unknowingly share the same husband. Seriously.

Elsewhere, a visit from an Alzheimer's patient and her husband forces Sam and Naomi to continue their ongoing look at their own relationship.

Also, Violet confronts Charlotte about her relationship with Cooper, while Dell reveals a very special woman in his life to his surprised co-workers.

As always, feel free to share your thoughts with other Private Practice fans on the episode, "Serving Two Masters," in our Private Practice forum!

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.