Mark your calendars for big delivery on its way to NBC Thursdays: A special one-hour edition of The Office will air on March 4 (9- 10 PM ET) as newlyweds Jim and Pam welcome their new baby! The episode sees the expectant parents determined to wait out the bundle of joy’s arrival for as long as possible. In the meantime, their co-workers try to distract a frustrated Pam with food and entertainment.