Thurs., May 15, 9 p.m.
"Losing My Mind"
(NEW, ep. 4.15)

Dr. Wyatt refuses to let Meredith give up on therapy, Alex learns the truth about Rebecca, the Chief has Erica perform a risky surgery on his mentor, and after receiving news of Burke, Cristina does things contrary to her nature.
~~~~~~~~~~~
Thurs., May 22, 9 p.m.
"Freedom"
(NEW, ep. 4.16)

In the two-hour season finale, Meredith and Derek work on the last patient in their clinical trial. Izzie helps Alex care for Rebecca, Lexie discovers important info about George's intern status, and an unforgettable kiss takes place.
