Factual error: Rory pulls out a seating chart to find a place to seat Shira, but when you see the seating chart, there are no names on it.
Visible crew/equipment: At the DAR event, after Emily finally tells off Mrs. Huntzberger, when Emily takes her seat the white T-mark is visible on the floor near her chair. (00:42:20)
Visible crew/equipment: As Richard and Mitchum have their heated discussion in the bathroom, there is a mic seen through the whole scene in the top right corner that moves as the camera moves.
Chosen answer: Lorelai and Christopher get married impulsively in Paris but they get divorced shortly after returning home. I don't know the exact number of days or weeks but they definitely weren't married for more than a couple of months.