"Love's Labor Lost" is the nineteenth episode of the first season of ER. It first aired on NBC on March 9, 1995. It was written by Lance Gentile and directed by Mimi Leder. This episode won multiple Emmy awards and is considered one of the greatest TV episodes in any show. The story of it shows Mark Greene misdianoses a pregnant woman and the ER staff work frantically to save the patient and her baby.