Grey\'s Anatomy is a hospital drama that focuses on Meredith Grey (Ellen Pompeo), one of several third year residents at a Seattle Grace hospital. Along with her colleagues, Meredith struggles to maintain relationships while staying sharp at work. The professional roles and real lives of a diverse group of surgeons collide unexpectedly in this Golden Globe-winning ABC television drama.
Cast: Ellen Pompeo, Sandra Oh, Justin Chambers, Chandra Wilson, James Pickens Jr., Patrick Dempsey, Katherine Heigl, T.R. Knight, Sara Ramirez, Eric Dane, Chyler Leigh, Isaiah Washington, Kate Walsh, Kevin McKidd, Jessica Capshaw
A couple undergoes surgery. Derek and Meredith clinical trial has another patient. Alex breaks down for the first time ever. Izzie offers a friend some help. A new couple appears. Lexie gets something unexpectedly. George gets a second chance. This is the second hour of a 2-hour season finale. Two episode entries have been created. The 10pm EST marker will mark to beginning of this episode.
A surgical team battles the clock as they try to save a boy encased in cement, Karev's situation with an ever-disintegrating Ava brings back painful memories that interfere with his judgment, Derek and Meredith have one last chance at their clinical trial.
Meredith's therapist tries a different tactic in not allowing her to give up and quit her therapy, while Cristina's therapy consist of taking it out on everyone around her. In an effort to turn over a new leaf, Sloan's therapy consists of being loved for his mind instead of his body, while Bailey counsels her child for hitting other children in day care, and both Derek and the Chief are getting the cold shoulder from the ladies in their life.
The new clinical trial patient has a secret, Yang is dealt a blow from a distance by Burke, the nurses refuse to work with Sloan, and Meredith's therapist tells her some home truths.
Addison is not prepared for all the changes that greet her upon her return to Seattle Grace for a specialized surgery, Meredith and Derek begin their clinical trial, Izzie feels left out, and Karev is confronted with an unexpected announcement.
The judgment of the residents is skewed by a competition, Meredith tries therapy and a bear attack may be more than it appears.
Bailey's son comes to the ER, Derek takes a housing step that puts pressure on Meredith, Izzie has a crisis of faith, and Cristina's choice may change her course with Hahn.
Tragedy abounds for everyone at Seattle Grace as they all continue in efforts to get the paramedic out of the overturned ambulance, stop the bleeding of a man who won't quit, and a bigot with a Nazi tattoo on his stomach. On the personal side, Rebecca returns to spend time with Alex, Miranda's husband finds it harder to wait for her while she's in surgery, and Cristina still tries to get on Hahn's good side, even though Bailey has put her elsewhere.
An accident in the ER bay leaves two paramedics fighting for their lives, and a third who refuses Bailey's care. Meanwhile, Alex juggles two women, and Lexie begins to bond with a patient.
Bailey crosses the line when the guy she had a crush on in high school shows up in the ER during an onslaught of high school students involved in a bus crash. The Grey sisters run and hide when their father shows up drunk, while Derek tries to get back into the dating scene with another doctor and Cristina tries her best to get back into Hahn's good graces.
Hahn bans Cristina from her service, Bailey covers more and more of Torres' duties, and Izzie and George go to extreme lengths to recapture the magic of their first encounter.
A man survives a parachute accident without serious injury, two women refuse treatment because of a wedding contest, and Cristina and Izzie jockey for inclusion in Hahn's surgeries.
Meredith finds herself incapable of dealing with the issues surrounding her mother. Cristina finds it a little harder to get ahead in the heart surgery department, but finds herself bonding with Callie, who can't seem to keep her marriage together. Sydney attempts to get closer to Derrick, who doesn't want to get close to anyone, while Halloween presents the hospital with a rather unique form of trick or treating.
Meredith and her intern lose a patient after they give her the wrong diagnosis, Callie confronts Izzie, and McDreamy bonds with the other Grey.
Callie hides in her office, frustrating Bailey who's itching to teach someone. Elsewhere, age becomes the theme as Izzie tries to convince 'Really Old Guy' he shouldn't die, Webber and Sloan set out to prove they're not too old to learn a new technique, and Karev is saddled with an intern who's past his prime.
Lexie persists in trying to get to know Meredith, and Mama Burke descends once more.
The interns, now residents, deal with their own crops of interns. Callie struggles with her new position, and Burke makes a decision.