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 interfe ...

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 he ...

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 ...

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, Izzi ...

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 Hah ...

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 q ...

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 bo ...

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 si ...

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 encou ...

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 ...

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 fi ...

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 d ...

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. ...

As the wedding approaches, the bride feels the walls closing in. As the final choice for the new chief approaches, the Attendings feel the walls closing in. Bailey's up f ...

The interns take the biggest test of their careers, their first-year medical exams, as the residents attend to three injured mountain climbers. Meanwhile Callie's suspici ...

Addison takes temporary leave from Seattle Grace and makes a road trip to Los Angeles in order to visit some old friends from medical school. As Meredith continues to bon ...

Addison takes temporary leave from Seattle Grace and makes a road trip to Los Angeles in order to visit some old friends from medical school. As Meredith continues to bon ...

The Chairman of Seattle Grace's board of directors is admitted, and the attendings vie for his favor, while the interns study for exams. Izzy and George are reminded of t ...

Meredith feels smothered by her father's wife, while Derek questions the Chief as to why he can't get the man's approval as his replacement. Alex thinks he's found the re ...

The board begins to interview for the new chief as positioning takes place between the candidates. Derek is caught, once again, between his job and his girlfriend when Sl ...

A Korean war veteran with a bullet lodged in his shoulder is admitted. Meanwhile, tensions escalate between Izzie and George, Callie reveals a big secret, Cristina conten ...

An unconscious Meredith interacts with some ghosts from her past while Richard, Burke and Bailey devise an unusual method of reviving her. A despondent Cristina leaves du ...

Cristina keeps an eye out around the hospital for Meredith to tell her about her impending nuptials. Izzie fights for the life of her patient, still trapped between two v ...

Meredith is still reeling from the time spent with her mother, and Derek is getting concerned. Meanwhile, Cristina seems to be delaying her announcement, and everything i ...

A toxic cancer patient immobilizes the hospital, George has an announcement, and Izzie frets that her money was not well spent. Meredith, meanwhile, has new issues with h ...

When everyone finds out Richard is stepping down they all throw their own name in the hat as his replacement including Mark, who was leaving until he found out about it, ...

Addison reveals why she's in the dumps, which explains why Mark is dumping all over her. George is in the dumps about his father's surgery, Derek about Meredith's snoring ...

George's father continues to fight his cancer, while Preston fights Cristina's attempts to find out how he's doing without showing that she really cares. Derek fights wit ...

Patients include Meredith's half-sister in labor that puts a strain on her personal needs in the family department. George's needs in the family department include a coup ...