J.D. and Danni break up, as neither one really cared about the other; Sean and Elliot plan to move in together. Carla is anxious about the last-minute details for her wedding, now just a few weeks away. Dr. Cox bets Dr. Kelso that no healthy patients will sign up for the full-body CAT scans, not anticipating Mr. Corman the hypochondriac to return. J.D. finally admits his feelings to Elliot, causing her to break up with Sean, only to realize his feelings were based on his coveting what he did not have.