When Michael is putting on his purple jacket, the front shot shows that his collar is inside out, then the next scene from behind shows the collar has been corrected.
In the epilogue scene, Dwight mentions to Andy that his car is an '87 Pontiac Trans Am. However, in the pilot episode, Dwight brags to the new hire, Ryan Howard, that he drives a '78 (Datsun) 280Z.
When the new employees are on top of the table, in one shot an unknown employee appears to the left of Andy. Response: He also appears in the "Night at the Roxbury" scene. He is another former Stamford employee, but the actor has no lines and was not credited.
Mindy Kaling breaks character after she is told by Michael to think of the salmon as poisoned beef: she is putting her hand over her mouth as she walks away.
When Michael and Andy are grinding on Tony, Phyllis can be seen trying not to laugh.
Andy refers to his cat desktop as his screen saver. A desktop is the image in the background of a computer when it is being used; a screen saver is seen when a computer is left inactive for a preset period of time.