Carla worries that she is losing her identity and as a result her daughter will not know her Latin heritage. Turk doesn’t know how to assure his wife that their child will know about her lineage.
Meanwhile, J.D. angers the staff when they realize that he uses nicknames because he doesn’t know their real names -- the Janitor challenges him to identify everyone in the hospital, if he can’t J.D. must take up the mop for a day.
Elsewhere, in a case of lost identity Dr. Cox realizes that he is lonely without his wife and children.
original airdate--November 15,2007 rating--6.04 million