Bailey grows desperate as a patient’s condition becomes more and more dire. Everyone in the hospital is stepping up to try to find the boy a new organ donor, including…

Derek’s mother, Carolyn, makes a surprise visit to Seattle and meets Meredith for the first time, as Mark tries to conceal his relationship with Lexie from her as well; meanwhile,…

Bailey teams with Seattle Grace’s new pediatric surgeon, Dr. Arizona Robbins, to save the life of a young patient near and dear to her heart, as the admittance of a…

House believes a woman is trying to kill her husband and tries to find the proof to confirm his suspicions. When Wilson moves in with House after separating from his…

Ben unwillingly divulges information to Locke about the island, taking him on a journey to various locations including strange monuments and the mysterious Jacob. Back at the beach, Juliet’s secret…