This is no ordinary operation on Grey's Anatomy. When the Seattle Grace team sets out to separate conjoined twins, who also happen to be newborn babies, all the resources in the world may not be enough.

In this new sneak peek from "This Magic Moment," Owen outlines just how high the stakes are in this operation, telling his charges that they will devote everything they have and cannot accept failure.

He's a terrific motivator, but as you can see, complications arise early and often:

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