When J.D.'s (Zach Braff) underachieving brother Dan (Thomas Cavanagh) returns for a surprise visit, Elliott (Sarah Chalke) learns that J.D. has been telling Dan that she's still into him, but when the truth comes out, Dan turns to the Janitor (Neil Flynn) to get back at J.D. As everyone reacts to the pregnancy in different ways, Carla (Judy Reyes) and Turk (Donald Faison) begin to discuss baby names, and despite his promise to Carla, Turk is unable to keep quiet about their initial choices. After assigning someone else to assist "sweaty Teddy" (Sam Lloyd) with incoming malpractice claim paperwork, Dr. Cox (John C. McGinley) is caught off guard when Dr. Kelso (Ken Jenkins) steps in to stick him with the job. Meanwhile, a patient with weight-related problems needs an MRI, but the staff has to come up with a solution when they find he's too big for the machine.

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