Grey's Anatomy returns for its sixth season as the hospital staff is left to deal with the aftermath of George's passing. Hitting the staff hard, they all find unique ways to get through the various stages of grief. Everyone is struggling after losing one of their own and are turning to any distraction they can find.

S06E01 Good Mourning
Sep 24, 2009Members of the hospital staff find unique ways to deal with their grief at George's death; George's mother faces the daunting task of deciding what to do with his organs.
1h

S06E02 Goodbye
Sep 24, 2009Everyone is struggling after losing one of their own and are turning to any distraction they can find. Meredith and Derek seem to be consummating their marriage anywhere and everywhere, while Cristina and Owen have been instructed to abstain from sex by Dr. Wyatt.
1h

S06E03 I Always Feel Like Somebody's Watchin' Me
Oct 1, 2009Several weeks after her near-death experience, a recovering Izzie returns to work. Meanwhile, nervous that there will be layoffs in the hospital in the wake of an announcement from the Chief, the Seattle Grace residents compete to survive the cuts, including Cristina, who attempts to work alongside Arizona in pediatrics. And Bailey and Alex's patient's already complex case is further complicated by her schizophrenic son.
1h

S06E04 Tainted Obligation
Oct 8, 2009When Meredith and Lexie's father, Thatcher, returns to the hospital with a failed liver, it's up to Meredith to save his life. Meanwhile, Izzie empathizes with a patient riddled with tumors, as Mark, annoyed with Cristina's competitive zeal, tricks her into assisting on an unusual surgery.
1h

S06E05 Invasion
Oct 15, 2009The residents of Seattle Grace and Mercy West vie for surgeries and their careers as day one of the hospital merger begins. Meanwhile, Arizona stands by an enraged Callie when her father, Mr. Torres, employs a priest to help convince her to date men, and Izzie experiences the brunt of her new surgical competition.
1h

S06E06 I Saw What I Saw
Oct 22, 2009After a burn victim unexpectedly dies in the midst of a chaotic ER, the Chief and board member Jennings interrogate the residents to find the culprit, as all the Mercy West and Seattle Grace resident defends their actions in an effort to save their jobs.
1h

S06E07 Give Peace a Chance
Oct 29, 2009When Isaac, the hospital lab tech, has an inoperable tumor wrapped around his spine, he turns to Dr. Derek Shepherd to do the impossible, and Derek tests the Chief's authority when Richard objects to moving forward with the risky surgery.
1h

S06E08 Invest in Love
Nov 5, 2009Generous donation is offered to Seattle Grace by the parents of Arizona's 10-year-old patient. however, when his condition worsens, she finds herself in a conflict of interests. Meanwhile, Cristina tests her boundaries with Owen at the hospital, and adding insult to injury, Alex is left with all of Izzie's hospital bills to contend with.
1h

S06E09 New History
Nov 12, 2009When Owen recruits his fellow Iraqi War vet, Dr. Teddy Altman, as the new cardiothoracic surgeon, Cristina questions Teddy's abilities in the OR and the nature of their past relationship. Meanwhile Izzie returns to Seattle Grace with her high school mentor seeking treatment for his dementia, and the stress of Richard's responsibilities, post-merger, are taking their toll.
1h

S06E10 Holidaze
Nov 19, 2009As Thanksgiving, Christmas and New Year's pass, Miranda is visited by her father, William, who disapproves of her choices in life; meanwhile, Mark and Lexie must cope with the shocking arrival of a woman from his past, and Thatcher Grey questions the Chief's recent behavior as Meredith comes to his defense.
1h

S06E11 Blink
Jan 14, 2010Mark flies Addison to Seattle to help with a difficult procedure on his pregnant daughter, Sloan, Owen questions Teddy's motives when she assigns Cristina the lead on a complicated surgery, and Derek's suspicions are raised when the Chief recruits Meredith to assist with a high profile operation.
1h

S06E12 I Like You So Much Better When You're Naked
Jan 21, 2010After learning of Richard's drinking problem, Derek confronts him for the sake of his friend and the hospital, Izzie returns, hoping to reconcile with Alex, and tensions run high between Teddy, Cristina and Owen in the aftermath of Cristina's startling confession.
1h

S06E13 State of Love and Trust
Feb 4, 2010As Derek begins his role as interim chief, he faces a potential lawsuit when Bailey and Meredith's patient awakens from anesthesia mid-surgery. Meanwhile, Teddy refuses to place Cristina on her service, as Arizona tests Alex out in Pediatrics, and Mark refuses to speak to a heartbroken Lexie.
1h

S06E14 Valentine's Day Massacre
Feb 11, 2010It's Valentine's Day, and the doctors must treat dozens of injured people after the roof collapses at a popular romantic restaurant; Derek tries to manage his busy schedule as Chief of Surgery; Meredith wrestles with her new duties as the Chief's wife; and Mark and Callie team up to convince Sloan to do the right thing for her baby.
1h

S06E15 The Time Warp
Feb 18, 2010In his new role as Chief, Derek restores the hospital lecture series, and Richard, Bailey and Callie present to the group pivotal surgical cases from their pasts - Bailey reflects on her first days as a shy resident, Callie looks back on a polio case, and Richard recalls a case in which he and Ellis worked on a patient diagnosed with GRID, a virus later called AIDS.
1h

S06E16 Perfect Little Accident
Mar 4, 2010When famous surgeon Dr. Harper Avery is rushed to Seattle Grace-Mercy West, the staff is surprised to discover that one of their own is related to this legend, and his unorthodox request for his surgery causes tensions t between Derek and Richard. Meanwhile Callie and Arizona try to help Teddy and Sloan move on from their pasts and find greener pastures.
1h

S06E17 Push
Mar 11, 2010Patient who needs an extremely difficult surgery comes to Seattle Grace, and it's Richard and Owen who vie for the opportunity to tackle it. But the decision lies in the hands of Derek, who deems that Owen should take on the surgery, leaving Richard bitter. Meanwhile, Bailey deals with her own personal struggles when she nervously prepares for another date with Ben.
1h

S06E18 Suicide Is Painless
Mar 25, 2010When Teddy's patient seeks to end treatment and her life, she turns to Hunt for help. The situation triggers Hunt's memories of his life at war and his past relationship with Teddy. Meanwhile, Callie and Arizona have a difference in opinion on what their future holds, and Richard tries to adjust to his role as a surgeon.
1h

S06E19 Sympathy for the Parents
Apr 1, 2010When Alex's younger brother, Aaron, shows up at Seattle Grace-Mercy West with a hernia, it's up to Alex to get Bailey's approval for his pro bono surgery. Matters are further complicated when Aaron discloses that his family has not heard from Alex since he arrived in Seattle, and parts of Alex's past long kept secret are revealed to his friends and fellow doctors.
1h

S06E20 Hook, Line, and Sinner
Apr 29, 2010Sloan returns to Mark's apartment, just as she's going into labor, and Teddy, Mark and the still-fighting Callie and Arizona are there to help with the birth and to get Mark through his grandson's pending adoption. Meanwhile Teddy sees Derek's invitation to illustrious cardiothoracic surgeon Tom Evans' as a threat to her future employment at the hospital, and the team work on a crab boat captain who has been stabbed with a giant shark hook.
1h

S06E21 How Insensitive
May 6, 2010Bailey preps the team with mandatory sensitivity training prior to admitting a 700-pound patient and the case proves to be challenging in every sense of the word.
1h

S06E22 Shiny Happy People
May 13, 2010An elderly patient admitted into the E.R. for a heart condition sees a familiar face, a long lost love who happens to be in the E.R. as well for a fractured arm, and the staff find themselves caught up in their love story. Meanwhile, Karev treats a troubled teenage patient whose parents brought her in for schizophrenia, and Meredith can't help but tell Cristina about her suspicions of Owen -- which inevitably messes with Cristina's head.
1h

S06E23 Sanctuary
May 20, 2010The hospital is hit with an unprecedented crisis; Meredith and Cristina's surgical skills are put to the test.
1h

S06E24 Death and All His Friends
May 20, 2010The hospital is hit with an unprecedented crisis; Meredith and Cristina's surgical skills are put to the test.
1h