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28) Meredith's alt-universe. When Meredith dreams of a world in which her mother did not have Alzheimer's, Seattle Grace is turned on its head. Not only is she enemies with Cristina, but she's engaged to Alex, who is actually cheating on her with April, her supposed best friend. Meanwhile, Callie and Owen are married, Derek and Addison are expecting (but it's Mark's baby!), and Richard actually married Ellis Grey. Yikes!