As the eighth season winds down, two weeks from now, the May 3 episode of Grey's Anatomy will be called "Let The Bad Times Roll." Think that sets the tone for an uplifting, magical hour of television?

We have our doubts, as the Seattle Grace residents agonize over their oral boards, reliving every answer they gave during their exams ... and Catherine tells Richard that one of his residents has failed.

Who do you think came up short, and might it mean the end of a doctor's tenure at the hospital? Moreover, is it tied to an open-ended contract situation for one of the core cast members?

Meanwhile, Arizona's close childhood friend comes to Seattle Grace for medical help; the doctors work on a patient who is missing one third of his skull; and Julia asks Mark to start a family with her.

Debbie Allen returns as Dr. Catherine Avery, William Daniels guest stars as Cristina's Examiner and Jordan Belfi begins a multi-episode arc as Nick. Share your comments and theories with us below.

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.