Episode 1 | Free Falling

Meredith faces the repercussions of messing with the medical trial.

Episode 2 | She's Gone

News of Meredith and Derek's unsteady relationship raises a red flag for Zola's adoption counselor; Alex quickly realizes that he has become the outcast of the group after ratting out Meredith; and Cristina makes a tough decision ...

Episode 3 | Take the Lead

The chief makes a decision that shocks everyone at Seattle Grace.

Episode 4 | What Is It About Men

A stampede at a comic book convention leads to an influx of patients.

Episode 5 | Love, Loss and Legacy

The residents try to impress Jackson's mother, Catherine Avery.

Episode 6 | Poker Face

Lexie tries to get Derek interested in a patient's rare brain tumor.

Episode 7 | Put Me in, Coach

Owen organizes a baseball game against Seattle Presbyterian.

Episode 8 | Heart-Shaped Box

Jackson's suspicions about Mark and Lexie interfere with work.

Episode 9 | Dark Was the Night

Teddy is called away on another case, as Henry is brought in for surgery.

Episode 10 | Suddenly

Teddy asks Cristina to help with an OR patient.

Episode 11 | This Magic Moment

The doctors form two teams to operate on conjoined twins.

Episode 12 | Hope for the Hopeless

While Derek prepares to operate on a tumor deemed entirely inoperable, Hunt pressures Meredith to declare a specialty. As Cristina and Teddy try to steal a prized cardio surgery, the doctors celebrate Richard's 10,000th surgery.

Episode 13 | If/Then

Meredith dreams of what her life would have been.

Episode 14 | All You Need Is Love

On Valentine's Day Lexie volunteers to watch Zola for Meredith and Derek; Callie plans an evening for Arizona; and Ben shows Bailey how much he cares. Meanwhile, Christina and Owen drift farther apart despite the fact that he save...

Episode 15 | Have You Seen Me Lately?

In a final attempt to save Erica's life, Amelia arrives at Seattle Grace to beg Derek for help with the gliosarcoma case; Cristina and Owen engage in heated arguments during marriage counseling; Alex realizes that in order to be a...

Episode 16 | If Only You Were Lonely

As Adele's condition continues to deteriorate, Richard considers altering their living situation; an explosion at a local coffee shop results in a busy day in the ER for the doctors; Callie takes Meredith under her wing by helping...

Episode 17 | One Step Too Far

Derek encourages a hesitant Meredith to work with him again in neurology. When she complies, she listens as Derek is talking to a patient, who excitedly tells him about how she passed out in the middle of a big job interview. They...

Episode 18 | The Lion Sleeps Tonight

A pet lion on the loose gives the hospital some fierce injuries to deal with. Meanwhile, Cristina continues to ignore Owen, Lexie reconsiders her feelings for Mark, Callie has to face Arizona's romantic past with other hospital st...

Episode 19 | Support System

Grey, Bailey, and Webber work on a multi-organ transplant but run into some barriers when Dr. Sloan, the temporary Chief, orders them to cancel the surgery. Meanwhile, Cristina and Owen spend the day at home, working through their...

Episode 20 | The Girl with No Name

While the hospital becomes the center of attention as the victim of a famous kidnapping case is brought to the hospital, the fifth years take their placement interviews. Meanwhile, Adele Webber's memory continues to deteriorate, f...

Episode 21 | Moment of Truth

As the fifth-years head off to San Francisco to take the most important exam of their lives there are some surprises along the way; Owen and Teddy continue to fight back at the hospital; Mark and Lexie reconnect; and Tommy's condi...

Episode 22 | Let the Bad Times Roll

Six hours after their oral boards, the fifth years relive their answers and worry about their chances. Back at the hospital, Bailey has to woo potential candidates for the hospital and Mark is startled when Julia makes a proposal ...

Episode 23 | Migration

Before the Seattle Grace doctors head to Boise to take part in an operation on conjoined twins, the Attendings pressure the 5th years for final decisions on their posts next year. Meanwhile, Arizona must face the reality of her fr...

Episode 24 | Flight

As Meredith, Cristina, Derek, Mark, Lexie, and Arizona face the aftermath of their accident, the doctors back at the hospital face the future that seems to be taking them all in different directions.