Episode: 301 | Aired: October 02, 2003
Dr. Cox is forced to perform check-ups at a prison; Elliot undergoes a transformation. Scott Foley guest stars.
Episode: 302 | Aired: October 09, 2003
Turk and Carla set a date for their wedding; Elliot finds it difficult to get alone time with her new boyfriend.
Episode: 303 | Aired: October 23, 2003
Christopher Meloni guest stars as the hospital's meanest pediatrician, who treats Dr. Coxs son.
Episode: 304 | Aired: October 30, 2003
Turk performs gastric bypass surgery on an obese patient; Dr. Cox applies for a new position at the hospital.
Episode: 305 | Aired: November 06, 2003
Elliot gets mauled by a cat while moonlighting at an animal hospital. J.D.s brother (Tom Cavanagh) visits after their mother kicks him out.
Episode: 306 | Aired: November 13, 2003
When Carla's Spanish-speaking brother comes to town, his hatred for Turk gets lost in translationor does it?
Episode: 307 | Aired: November 20, 2003
J.D. is dating Danni, Jordan's sister, and is spending more time with Dr. Cox outside the hospital. Both J.D. and Dr. Cox get a lesson in listening when an annoying patient comes to the hospital.
Episode: 308 | Aired: December 04, 2003
J.D. suspects the Janitor is moonlighting as an actor; Dr. Cox and Carla deal with relationship issues.
Episode: 309 | Aired: December 11, 2003
Elliot accidentally brings a patient to orgasm during a pelvic exam; Dr. Cox moves in with J.D. and Turk. Scott Foley and Barry Bostwick guest star.
Episode: 310 | Aired: January 22, 2004
Carla and Elliot hire a prostitute for a dying patient whose only regret is that she has never had sex; Tara Reid guest stars.
Episode: 311 | Aired: February 03, 2004
When he finds that things have become uncomfortable with Danni, J.D. finds himself in the unfamiliar position of having to break up with a girlfriend. When the other female doctors become jealous, Elliot is forced to trade in her sexy new haircut for a pony tail.
Episode: 312 | Aired: February 10, 2004
Michael J. Fox guest stars as an obsessive-compulsive doctor whose extensive knowledge of obscure diseases makes Dr. Cox look inferior.
Episode: 313 | Aired: February 17, 2004
The doctors discover a magical toilet on the hospital's roof that leads them to epiphanies, while Elliot struggles with a basic medical skill.
Episode: 314 | Aired: February 24, 2004
Dr. Cox convinces J.D. to put off care for a heart patient to handle his brother-in-law (Brendan Fraser), but winds up blaming J.D. when things go wrong. Carla tells Turk she will only take his last name after marriage if he gets his mole removed.
Episode: 315 | Aired: March 02, 2004
Dr. Cox struggles to support Jordan after her brother's death. A new surgeon accuses Turk of sexual harassment and the Janitor finds love at a Korean church.
Episode: 316 | Aired: March 16, 2004
A patient has surprising symptoms after eating sushi from a truck stop, and J.D. sees how the smallest event can change the course of an entire day.
Episode: 317 | Aired: March 30, 2004
Carla goes on a date with an old crush after Turk can't stop staring at the behinds of other women.
Episode: 318 | Aired: April 06, 2004
Turk narrates a day from his perspective as he struggles with mailing the invitations to his wedding. After J.D. dresses up as a clown for the pediatric unit, women are inexplicably attracted to him.
Episode: 319 | Aired: April 20, 2004
The Janitor finally gets promoted and J.D. rekindles an abusive relationship to make Elliot jealous.
Episode: 320 | Aired: April 22, 2004
Elliot asks Sean (guest star Scott Foley) to move in with her; Carla is frantic about her upcoming wedding.
Episode: 321 | Aired: April 27, 2004
Carla's brother Marco gives Turk a hard time after he neglects to write his wedding vows. J.D. comes to a startling realization about Elliot.
Episode: 322 | Aired: May 04, 2004
While J.D. tries to make things right with Elliot, Turk and Carla's big day is held up by a demanding patient and Turk tries to plan a special honeymoon.