Below are six sneak previews of tonight's Grey's Anatomy episode, "Holidaze." It's the last until January 14, and combines Thanksgiving, Christmas and New Year's Eve.

In the first clip, some hot and heavy Owenstina action is interrupted by a page, and in another bed, Meredith and Derek argue over whether the Chief is using her ...

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Follow the jump for five more clips and tell us what you think! Mark's supposed daughter arrives looking for him, and Bailey's dad makes a surprise visit as well.

Elsewhere, Owen and Teddy talk awkwardly and try to avoid mentioning the elephant in the room, while the doctors keep a girl alive after removing her heart ...

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