S3, E21: J.D. and Turk get a lesson in relationship etiquette at the rehearsal dinner for Carla and Turk's wedding - Freddy Rodriguez, Tara Reid and Christa Miller Lawrence Guest Star. --The eve of Carla (Judy Reyes) and Turk's (Donald Faison) wedding gets off to a rocky start when Turk forgets to pick up Carla's brother Mark (guest star Freddy Rodriguez) from the airport. The mounting pressure does nothing to help Turk as he finds himself at a loss for words while writing his own wedding vows. Another relationship seems to be in trouble as well when J.D. (Zach Braff) realizes that he does not love Elliot (Sarah Chalke) and goes to Danni (guest star Tara Reid) for advice on how to tell her. Meanwhile, Dr. Cox (John C. McGinley) is going through fighting withdrawals when Jordan (guest star Christa Miller Lawrence) refuses to fight with him anymore and the hospital staff pays the price. Ken Jenkins and Neil Flynn also star.