Episode 59 of "Cold Case"
s03e13 Debut
Title: Debut
Original Air Date: 01/29/2006 on CBS
Director: Tim Hunter
Writer: Karin Lewicki, Kate Purdy
Plot Outline:
Lilly re-opens the 1968 case of an 18-year-old girl who died -- apparently accidentally -- at the night of her debutante ball. Now her mother comes forth with new evidence when a local art dealer is accused of murdering his wife in the same manner the girl died.