J.D. is feeling left out of his friendship with Turk and gets hurt when Turk is scared of opening up to him.
Meanwhile, Carla is driven crazy over an unidentified urine sample, and Elliot tries to balance Sean and her career, so that one doesn't end up getting in the way of the other.
Quest roles:
Aloma Wright(Nurse Laverne Roberts), Robert Maschio(Todd Quinlan), Scott Foley(Sean Kelly), Maureen McCormick(Maureen McCormick), Shelley Malil(Bartender), Vaughn Lowery(Tracy), Michael Hagerty(Will), Vince Brocato(Patient), Melody Butiu(Cashier), David Doty(Priest)