EMILY: And why would you go out of town now so soon before your wedding? Didn’t your fiancé mind?
LORELAI: Oh, well …
EMILY: I mean, you act as if this coming weekend is just going to be business as usual and not the most important day of your life.
As it’s Friday Night Dinner, Lorelai and Max were actually meant to be getting married the very next day – Lorelai leaves it until almost the last minute to tell her mother the wedding is off.
The Annotated Gilmore Girls 