More information Scrubs S07E04 - My Identity Crisis:
The Janitor learns that J.D. uses nicknames for people in the hospital whose names he doesn know, and challenges him to learn the real names of everyone in the hospital, or take over as the Janitor for a day. Also, Dr. Coxs family is away, and he realizes that he is lonely without them. Carla
eeks Turks reassurance over fears that their daughter won accept her Latina heritage.