During dinner at her mother's, Lorelai finds out that not only is there a formal dance at Chilton, but that Rory doesn't want to go. On the way home, Lorelai convinces Rory that she needs to have this experience, and even offers to make Rory a dress. Lane prods Rory into asking Dean to go, and she nervously does. Even though he says he doesn't really like dances, he agrees to go with R