JD turns to his reluctant mentor, Dr Cox, for help with a patient, while Elliot's attitude makes her public enemy number one with the nurses, and Turk persists in his efforts to go on a date with Carla.
JD has competition for the title of top intern at the hospital, Turk loses his cool in the operating room, and Carla sees through Dr Cox's rough exterior.
JD asks the hospital social worker out on a blind date. Meanwhile, Carla and Turk take their relationship to the next level.
After Alex breaks up with him, JD rethinks his priorities. Meanwhile, Turk and Carla experience sexual and relationship dysfunction.
Dr Kelso challenges the residents to present the most interesting case study, with the best winning a trip to a medical conference in Reno. Meanwhile, Turk misses his opportunity to ask for a new laser on the one day each year when Dr Kelso grants favours, so he is forced to find another way to come up with the goods.