Episode 84 of "Ally McBeal"
s04e17 The Pursuit of Unhappiness
Title: The Pursuit of Unhappiness
Original Air Date: 03/26/2001 on FOX
Director: Kenny Ortega
Writer: David E. Kelley
Guest Stars: Gwen McGee (Nurse Atkins), Christopher Neiman (Attorney Bob Mathers), Josef Sommer (Henry Thompson), Victor McCay (Gilbert Breen), Dennis Bailey (Dr. Harrod), William R. Moses (Kenneth Thompson), Jenjer Vick (Julie)
Plot Outline:
Elaine cheated on Mark and now she's trying by all means to find a way for him to forgive her. She even takes advice from Richard! But in the end she has a serious talk with Mark and she tells him she cheated because he never fully trusted her. They break up. Meanwhile, Jackson is assigned to do the pre-nup for a rich, fat and bald man. Ally puts Larry to defend to soon-to-be wife's interests, which leads into a more personal dissension between Larry and Jackson. And Ling takes the case of a man who's being sued by his own son because a blood clot has left him perpetually happy which is ruining the family business.