The Office Season 5 Episode 6: "Employee Transfer"
Holly has been transferred back to her old branch in Nashua, New Hampshire after CFO David Wallace found out about her relationship with Michael. Pam is embarrassed when she is the only person at corporate wearing a costume on Halloween.
[dressed as Charlie Chaplin] So aparently no one dresses up for Halloween here. I wish I had known that before I used grease paint for my moustache. And I can't even take off my hat... because then I'm Hitler.
It's been a weird week since we found out I had to transfer. Michael wanted me to quit and get some job here in Scranton, and I said, "Well, why don't you quit and get some job in Nashua?" And he said, "I asked you first." And I said, "First!" at the same time he did. And then I said "Jinx." And then we never talked about it again and haven't been back to the conversation. So...