Luke Can See Her Face (S04E20)

Dismayed by the failure of his marriage, Luke decides to take control of his love life and has a surprising epiphany. Elsewhere, Lorelai is overwhelmed by last-minute details at the inn; Liz and T.J. announce their engagement and choose Stars Hollow as their wedding site; Paris second-guesses her relationship with Asher after a medical crisis lands him in the ER; Luke confronts Jess (Milo Ventimiglia) about his selfish behavior after he refuses to participate in Liz's wedding. (The WB)