Gilmore Girls - Season 1 Episode 20

Lorelai helps Luke shop for a birthday present for Rachel and goes wild outfitting him with a new wardrobe; overwhelmed by sadness at her breakup with Dean, Rory is distressed to discover that Lane and Dean have become science project partners, and incensed to find out from Max that Lorelai has neglected to mention that they are dating again, so she argues with Lorelai and then takes off for Hartford to spend the night at her grandparents' house without telling her mother; when an angry Lorelai confronts Dean and discovers the truth about his breakup with Rory, she fears that she has taught Rory not to commit to a relationship.