Episode 24: Now or Never
Izzie's friends anxiously await her recovery from surgery.
Izzie's friends anxiously await her recovery from surgery.
Izzie is torn over whether or not to have surgery, and Owen questions his place at Seattle Grace.
As Meredith and Derek prepare for the wedding, a group of students is admitted to the ER.
Meredith's estranged father returns to make amends with his daughters, while Izzie has a surprise visit from her mother.
As she endures aggressive treatment for her cancer, Izzie throws herself into planning Derek and Meredith's wedding.
Derek is set to perform his first surgery after his breakdown, while Izzie prepares to undergo surgery of her own.
Meredith tries to convince Derek to return to work, while Mark attempts face transplant surgery.
Facing court following the death of a patient, Derek questions his future as a doctor.
Cristina loses faith in a renowned surgeon when she botches a standard procedure.
Addison returns to Seattle Grace hoping can Derek can help her sick brother.
Derek acquires a ring and tries to find a way to propose to Meredith, while Lexie wants Mark to tell everyone she is his girlfriend.
Meredith considers a death row patient's wish to die before execution when she learns a young boy desperately requires an organ donor.
A death row inmate offers up his organs for transplant, and Derek’s mother pays the hospital a visit.
Derek has a difficult decision to make when he treats a death row convict.
Cristina is awarded solo surgery among the residents.
Meredith, Bailey and Cristina come to the help of Lexie and Sadie when a routine surgery goes terribly wrong.
An old friend of Meredith's joins the Seattle Grace interns, but she doesn't feel very welcome.
Erica discovers a surprising connection between a patient and one of the residents.
The new head of trauma ruffles some feathers.
Six 'domino' kidney transplants hang in the balance.
Meredith is upset when Derek finds her mother's old diary, and Callie is nervous about going on a date with Erica.
Derek finally moves in with Meredith, and Richard lays down the law at Seattle Grace.
Major Hunt comes to the help of Cristina.
Meredith and Derek are reunited.
