15 Alex Karev Moments That Prove He's the Best Character on Grey's Anatomy

Distressed, Rebecca slits her wrists when she's with Alex. When he brings her into the hospital to patch her up, Izzie insists that Rebecca receive a psychiatric consult. During a heated talk, Alex desperately says he's able to take care of Ava, just as he did with his own mother. It's a heartbreaking moment, and we learn there are tragic hidden depths to Alex's seemingly frat boyish character.