Below is the fourth installment of the ongoing, December Grey's Anatomy web episode series, "Seattle Grace: On Call." It was originally posted at the end of last week.

Check out our full library of Grey's Anatomy videos for the first three "webisodes" in this series if you missed any and want to get caught up. Here's the fourth video ...

[video url="http://www.tvfanatic.com/videos/seattle-grace-on-call-part-iv/" title="Seattle Grace On Call: Part IV"] [/video]

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