Andy is back as regional manager, but finds his true calling is showbiz. Will this finally put Dwight in charge? Jim lands the job of his dreams in Philadelphia, which means big changes for Pam and Darryl. Back at the office, Erin struggles with matters of the heart, Nelllie meddles in everyone's affairs, and Angela discovers her dream marriage isn't quite what it seems. And then, the documentary which has been following these quircky co-workers, finally airs, and nothing will ever be the same.