Calvin Tenner

Michael practices for the birth of Jan's baby by having Dwight go over possible birthing scenarios. Meanwhile, Michael tells Holly that he must pretend to dislike her for Jan's benefit.

Michael suspects Donna is cheating on him and puts P.I. Dwight Schrute on the case. Meanwhile, Andy is frustrated when no one takes his customer's complaint seriously.

Michael thinks he impressed Jo only to discover someone else in the office caught her eye. Meanwhile, Dwight makes trouble on Jim's first day back from paternity leave. Andy and Erin have an interesting first date.

Michael, about to leave for Colorado, wants a day without drama to say his goodbyes to each co-worker. Deangelo and Andy scramble to keep Michael's biggest clients.

Michael, about to leave for Colorado, wants a day without drama to say his goodbyes to each co-worker. Deangelo and Andy scramble to keep Michael's biggest clients.

Michael is outraged when Jim allows Phyllis to be Santa at the office Christmas party. Jim and Dwight try to get everyone into the holiday spirit despite the uncertainty with Dunder Mifflin. Meanwhile, Oscar has a secret crush.