Dr. Cox's religious sister Paige comes to visit for her nephew's baptism. Turk is finding out, just how unsexy baby making can be. Elliot helps him realize that Carla finds the whole process to be romantic. Elswhere, J.D. and the Janitor start a buddy friendship.

In a "Wizard of Oz" homage, J.D. is trying to go home, Turk searches for a heart donor and Carla worries, that she doesn't have the courage to become a parent. Meanwhile, Elliot doesn't believe, that she has the brains to lead a question and answer session. Also, the Janitor is painting color coded lines throughout the hospital for easier navigation.