In these new sneak peeks from tomorrow's Grey's Anatomy, Mark and Derek show off their assets ... at day care. Meanwhile, Richard mulls a life change and Cristina reveals her big fear.
How times change. In these clips from tomorrow night's Grey's Anatomy, we see just how far Meredith and Derek have come since they were first hooking up.
We've already seen the first 10 minutes, but now, here are six individual sneak peeks from tomorrow night's alternate universe episode of Grey's Anatomy, "If/Then."
What if Meredith's mother had not died? That would make Meredith a much different person, clearly, and is the basis for this alternate reality episode of Grey's Anatomy.
In two new sneak peeks from tomorrow night's Grey's Anatomy, Derek gains an unusual perspective on a potential patient, while Adele makes an appearance.