Meredith loses her job; April tries to fill the role of chief resident. more
Zola's adoption counselor worries about Meredith and Derek's relationship; Cristina makes a difficult decision. more
The chief makes a decision that shocks everyone at Seattle Grace; Owen and Cristina attempt to find normalcy; April struggles in her new role; the 5th-year residents receive their first solo surgery assignments.... more
A stampede at a comic book convention leads to an influx of colorful characters in the ER; Mark continues to make life difficult for Jackson; Ben returns and realizes Bailey has moved on. more
The residents try to impress Jackson's mother, Catherine Avery, when she comes to Seattle Grace to perform a groundbreaking surgery; Alex and Arizona encounter a familiar face in the ER; Bailey makes a... more
Through Lexie, Meredith tries to get Derek interested in a patient's rare brain tumor; Callie ends up being annoyed when Mark and Arizona finally form a friendship; Teddy and Alex look into alternative... more
Owen organizes a baseball game against Seattle Presbyterian; Lexie is unable to control her emotions when she sees Mark with a new woman; Alex fights for Zola; Richard talks to Meredith and Bailey about... more
George O'Malley's mother comes to Seattle Grace for help after another hospital botches her surgery; a medical miracle inspires the residents; Jackson's suspicions about Mark and Lexie interfere with work.... more
Teddy is called away on another case, as Henry is brought in for emergency surgery; Derek and Meredith finally receive news about Zola; a patient experiences complications after surgery. more
The doctors form two teams to operate on conjoined twins; Bailey uses Meredith as a buffer between her and Ben; Alex learns a tough lesson; Teddy asks Cristina about Henry's surgery. more
Richard's 10,000th surgery is a liver transplant for two sisters; Derek and Lexie take on a case that had been declared inoperable; Teddy and Cristina try to swipe a case from Alex and Dr. McQueen; Meredith... more
Meredith dreams of what her life would have been. more
Callie surprises Arizona with a romantic evening. more
Amelia arrives at Seattle Grace to beg Derek to help with the gliosarcoma case; Cristina and Owen have heated arguments during marriage counseling. more
As Adele's condition deteriorates, Richard considers making a change. more
Derek asks Meredith to work with him in neuro again; Catherine Avery comes back to Seattle Grace and takes an interest in Richard; Cristina becomes increasingly suspicious of Owen; Morgan may be falling... more
A lion breaks loose in Seattle, leaving a couple's lives and relationship at risk. Lexie overhears Mark's discussion about moving in with Julia; Teddy begins to take steps towards coming to terms with... more
A devastated Cristina presses Owen to confess the intimate details of his affair; Mark takes his new authority very seriously when he steps in as chief for the day and butts heads with Richard over a patient's... more
The doctors work on a Jane Doe, who turns out to be the subject of a case that gained national interest. Cristina proves to be the highest in demand as the residents begin their interviews for post-residency... more
After eight years of practice, the residents head to San Francisco for their oral boards; sparks fly between Catherine and Richard when they bump into each other at the hotel; Bailey intervenes after Owen... more
The residents agonize over their oral boards, reliving every answer they gave during their exams; Arizona's close childhood friend comes to Seattle Grace for medical help; the doctors work on a patient... more