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Grey's Anatomy: Invasion / Season: 6 / Episode: 5 (00060005) (2009)

Grey's Anatomy: Invasion / Season: 6 / Episode: 5 (00060005) (2009) (Television Episode)
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Grey's Anatomy

Invasion (Television Episode)

Season: 6
Episode: 5
Production Code: 00060005

October 15, 2009
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The residents of Seattle Grace and Mercy West vie for surgeries and their careers as day one of the hospital merger begins. Meanwhile, Arizona stands by an enraged Callie when her father visits with a priest to attempt to convince her to renounce her homosexuality; Izzie experiences the brunt of the new surgical competition; and an accident derails a patient's upcoming kidney donation, with Dr. Bailey promising to set things right, segueing into a crossover with Private Practice. Izzie is fired and leaves a Dear John letter for Alex and disappears.