When Elliot begins to emerge as the better doctor, J.D. is left struggling to catch up. Turk tries to make money from his diabetes until he discovers he must amputate a patient's foot due to diabetes and begins to take it more seriously. Elsewhere, the Janitor feels rejected by his secret crush Elliot when she runs off quickly from their "coffee date." Assuming his nice dress attire scared her off, he makes up a story that he was dressed to impress for his a Capella band practice which leads to Elliot requesting an impromptu performance.