Grey's Anatomy: Season 3, Episode 18

3 - 18: Scars and Souvenirs

The race for chief heats up after a new competitor enters the fray, tensions escalate between Izzie and George, and Callie must reveal a big secret. Meanwhile, Derek treats a patient near and dear to him, while Alex continues his work with Jane Doe. Meredith receives Alex in her house and she and "her" family have a dinner. Izzie wakes up, realizing that she has hooked up with someone that she never expects.