Ron decides to join the cheersquad, which angers Kim. Meanwhile, the countries’ top scientists begin to disappear, and Kim’s dad appears to be the next target.

Tim gets preoccupied when he is left alone to write his book.

Hayley breaks up with her boyfriend and falls for Stan’s body double from the CIA. Things take a bizarre twist when the double begins hitting on Francine.

When Sabrina tries to pull Miles away from his latest conspiracy theory and into some semblance of a social life, she unknowingly pushes him right into the hands of a…

Carol’s pregnancy becomes public knowledge as she learns that she’s having twins. Lucy has problems trying to go off Ritalin. Peter learns Carla plans to move to Germany. Kerry finds…

Romano forces Benton to choose between the trauma and cardiothoracic fellowships. Carol worries that she may have lost her child. Corday and Greene bond on the way to a medical…

During a paramedic ride-along, Carter is forced to drive the ambulance while fleeing a riot scene and inadvertently runs over a teenage boy. Later, a paramedic is shot by an…

Greene assists paramedics in treating injured children at a school bus accident. En route, Doug and Jeanie survive their own accident. Kerry stops Doug from treating Jeanie…or any other patient….

Amanda Lee’s obsession with Dr. Greene comes to a head when Mark inadvertantly digs up old med school records damaging to her career. Carter tries to save Lucy from Edson’s…

Benton’s attempts to get away to Carla and Reese on Christmas Eve are continually thwarted by Romano, culminating in Benton forcing the drunken Romano away from a patient. Carter believes…

Dr. Corday commits a deadly error after being on-call for nearly 36 hours straight. Peter visits Dr. Kotlowitz and receives encouragement regarding a cochlear implant for Reese. Dr. Amanda Lee,…

After Mark saves a 16-year-old assault victim in a daring rescue, he tries to convince the boy to leave the streets for a shelter. Carter loses his beard when two…

Halloween night finds the ER awash with allergic or otherwise incapacitated children. Kerry tolerates a visiting candidate for chief while she waits for the official vote. Romano operates on an…

Dr. Corday’s father visits from overseas in an attempt to convince her to join his medical practice. Weaver suggests that Elizabeth look into alternative methods to stay in America, like…

Third-year med student Lucy Knight reports to the ER for the first day of her rotation. Greene takes a teacherly interest in her, helping her get acquainted, but she gets…

As the result of a school shooting, Kovac and Benton care for the gunman and his victims. Abby discovers that Carter has been illegally injecting pain relievers. Greene and Weaver…

Greene prepares to bury his father. Chen worries about Carter’s mood swings. After witnessing the interaction between a dying woman and her family, Hathaway realizes she wants her family together…

Weaver reprimands Carter for doing a dangerous procedure without consulting Kovac. She also talks to Hathaway about Hathaway’s lack of focus on the job. And while treating a 6-year-old patient…

Carter seeks psychiatric help because he can’t sleep. He then visits the wife of his attacker. Weaver returns to work after her suspension. Hathaway and Kovac share a kiss.

After Corday refuses to perform exploratory surgery on Cleo’s patient, Cleo enlists Benton’s help, infuriating Corday. Abby cares for a pregnant woman with five children who wants an abortion. Greene…

Chen’s patient refuses to reveal to his daughter that she might have inherited a terrible disease from him. Weaver defies Romano’s authority and performs a procedure that gets her suspended….

Even though he suffers from intense pain due to his stabbing injuries, Carter returns to work and prescribes a controversial procedure for a suicidal patient. Greene tries to convince his…

Kovac witnesses an accident and saves the young victim’s life. Carter slowly recovers from his brutal attack and undergoes excruciating physical therapy. Hathaway helps two sexually active 14-year-old girls.

Carter and Lucy are discovered and the staff struggles to save them and go on with normal patient care.

Dr. Greene and Corday bond with their parents, Lucy cares for a patient with a psychotic break, and Valentine’s Day celebrations in the ER end tragically for one of the…

Two boys brought in after a fight at school leads Cleo to discover that one of them has been injecting himself with hormones. Hathaway’s obstetrics nurse, Abby Lockhart, joins the…

In order to get her paitient to tell her the location of a missing body, Corday agrees to grant him a fatal wish. Kovac befriends two brothers. He tells Weaver…

Kovac and Haleh take care of Hathaway’s twins so the new mother can finally get some rest. The job transfer for Carla’s husband does not get approved allowing Reese to…

Weaver tries to save the life of a rape victim while Corday struggles with feelings of disdain as she is forced to save the rapist. Cleo treats a teenage alcoholic…

Benton struggles with the idea of taking a DNA test to determine whether or not Reese is actually his son. As the signs continue to pile up, Kerry and Mark…

A prank in a high school science class goes terribly awry, injuring a teacher and several students. Hathaway discovers Meg’s drug addiction. Weaver and Greene notice Lawrence gets easily confused.

Hathaway befriends an out-of-work waitress, Meg (MARTHA PLIMPTON ). Seven-months pregnant, Meg cannot afford prenatal care. Hathaway invites her to the hospital, performs free tests and helps her interview for…

After his mother’s funeral, Dr. Greene comforts his father (JOHN CULLUM) in San Diego. In Chicago, Romano surprises Corday by appointing her associate chief of surgery. Corday treats Elaine, Carter’s…

When Anspaugh decides to retire as chief of staff and return to surgery, he appoints Romano as his replacement. Greene expresses reservations about the decision, but Weaver does not support…

Maggie contests Abby’s attempt to institutionalize her. Weaver treats a few bizarre patients. When Legaspi returns to work after being exonerated of sexual harassment, Weaver tries to reconcile with her….

Numerous mishaps threaten to mar Corday and Greene’s wedding day. As the very pregnant Corday becomes increasingly agitated, the presence of her bickering divorced parents does little to improve her…

A demented patient causes a shootout in the emergency room. After terrorizing people in the ER with a gun, she gets shot by a policeman. She soon dies. Benton later…

Benton and Cleo clash over his deceased nephew’s girlfriend. They finally agree to call a social worker. Benton confesses his love to Cleo. The spinal surgery malpractice suit is settled…

A young couple cope with their baby being premature; Greene and Corday struggle with their relationship.

Luka Kovac arrives safely at County General and is hospitalized for treatment. His friend Gillian delivers John Carter’s letter to Abby. Pretty well everyone gets to read it when Frank…