When Elliot asks Sean (Scott Foley) to move in with her, J.D. decides to take action; the pressure mounts as Carla and Turk's wedding day draws closer; Drs. Cox and Kelso disagree over whether the hospital should provide full body scans.
The return of Sean (Scott Foley) shocks J.D., who has just experienced an unexpected night of passion with Elliot; Dr. Cox realizes his hatred of Dr. Miller masks a secret crush.
Turk forgets to pick up Carla's brother (Freddy Rodriguez) from the airport the night before the wedding.