S5, E14: J.D. is sick of perfect intern Keith and he's not the only one. Elliot's relationship with Keith is revealed, so the other interns think that he is getting special attention. In the meantime Dr. Cox boasts about being named "The Best Doctor in the City" by a local magazine, thus Dr. Kelso assigns him to the most difficult patient in the hospital to deflate his ego. Also, Turk and Carla continue to struggle in their quest for conception.