David’s ex-fiancee re-enters his life in search of answers to the question, ‘Why me?’ Meanwhile, Nate has a psychic rendezvous, Keith’s new job sends him into the closet, Federico identifies…

When the plumbing springs a leak, chaos breaks out at Seattle Grace as the Chief tries to put in place new teaching methods. Meanwhile, George takes his residency exam; and…

Meredith is sent into a state of panic when Derek finds her mother’s diary in the house. Meanwhile, Callie stresses while preparing for her first date with Erica. Later, Cristina…

Bailey heads up a “domino procedure” in which each surgery hinges on the one preceding it. Meanwhile, Derek gets sole credit for the brain-tumor study he did with Meredith; Lexie…

The chief gives Bailey new power and responsibility. He also gives her a very difficult surgical assignment: remove a girl’s inoperable tumor. Meanwhile, new trauma chief Owen (Kevin McKidd) challenges…

When the Chief makes an announcement that a solo surgery is up as an award, the residents are sent into a frenzy all trying to get an edge over one…

As Meredith and Derek begin to find that their “happily ever after” is anything but easy, Cristina develops a crush on a military doctor who brings in a trauma patient….

Alex is offended when Izzie talks about how great a man Alex is to Meredith. Derek is stabbed with the scalpel in the palm of his hand by Rose, while…

A traumatic car accident fills the ER. Izzie pushes the boundaries of her probation. Cristina has a crisis of conscience about her deceptive teamwork with Burke.

Recent events strain Burke and Cristina’s relationship. Mark and Derek must work together when two close-knit brothers seek medical help. One of Meredith’s half sisters is admitted to the hospital.

The clinical trial continues to make progress. The anti-McSteamy club creates new initiatives but that isn’t enough to stop one woman from spending time with him. Christina is affected by…

Dr. Wyatt refuses to let Meredith give up on therapy. Alex learns something else about Rebecca. The Chief wants Erica to perform a daring surgery. Christina continues to act strangely.

A couple undergoes surgery. Derek and Meredith’s clinical trial gets a second shot from a new patient. Izzie helps Alex. McSteamy hooks up with someone.

A couple undergoes surgery. Derek and Meredith’s clinical trial gets a second shot from a new patient. Izzie helps Alex. McSteamy hooks up with someone.

An ambulance crash endangers the lives of the paramedics involved, as Meredith and the Chief work on-site to save them, Bailey treats a patient who refuses her help, and Ava…

Meredith works furiously to save a paramedic trapped in an ambulance; Lexie holds the life of a patient in her hands; Derek must rely on a nurse to save a…

George has a surprise visitor. Bailey’s family is falling apart. Derek sorts through what kissing Rose means. Meredith discovers something that doesn’t inspire hope or happiness in her. Alex treats…

Time has passed but not much has changed. Sexual angst still runs rampant in the halls of Seattle Grace. Derek and Rose have been dating and Meredith has noticed the…

Addison visits Seattle Grace because they need skills that only she has. Rebecca/Ava returns with news for Alex. Meredith and Derek’s clinical trial experiences one or two developments.

A patient comes to the ER with a dream and a condition which may prevent him form realizing it. Two patients are competing to win something big. One of them…

Izzie and George’s new-founded relationship results in them having bad sex. Callie’s Chief Resident position is taken away from her, and Bailey is the humble replacement. Meredith can barely handle…

There has been a bus crash and the patients are in the ER. Meredith and Derek’s relationship gets more complicated when he dates a fellow doctor. Meredith’s dad goes to…

It’s Halloween at Seattle Grace! There may be jokes, pranks, and/or scare tactics. Some of the women form a club based on an experience they all share. A man volunteers…

This episode is the second part of a two-hour season finale. Richard tries to get information from Addison about a family member’s condition. Callie and George have a talk about…

George and Derek work together, Denny still doesn’t have a heart, and Meredith gets paired with Callie. A 12-week pregnant girl dies in the O.R. and her parents try to…

Denny needs a heart or else. Izzie and George go crazy trying to get him one. Derek has the life of a friend in his hands as he operates on…

Nancy discovers who betrayed her and finds out she’s being trailed. Some people lose their jobs. Silas discovers something about Tara. Shane installs a security system.

Celia and Sullivan step up their relationship. Andy gets more involved in a different business. Silas and Tara begin working together. Shane and Isabelle spend time together. Nancy meets Peter’s…

Doug and Sullivan fight over a golf membership and Doug get some revenge. Nancy spends time with Valerie, who considers her an “insane stalker person”. Conrad and Silas spend time…

Nancy’s up and running again until someone betrays her and sends in the DEA. Celia spends more time with Dean. Doug has ethics decisions to make.

A woman comes looking for Falsone, knowing that he solved a real old case, wants him to look into a case for her from 1972. Her parents told her that…

Cosgrove and Shaw investigate the murder of a family physician whose outspoken politician wife suspects she was the intended target. Price and Maroun’s case hangs in the balance when the…

Cosgrove and Shaw investigate the murder of a family physician whose outspoken politician wife suspects she was the intended target. Price and Maroun’s case hangs in the balance when the…

Green and Cassady follow the leads when a young boy is found murdered to a suspected serial pedophile/murderer.

A young girl is abducted in broad daylight, and the only link to the girl is an ex-convict who wants a deal before he’s willing to talk.

A down-on-his-luck ad executive becomes the prime suspect when his wife and son are killed, and his daughter wounded on a night that he claims was spent drinking.