Grey's Anatomy has said goodbye to Alex Karev, and while we joked about the way his character left, we didn't think they'd actually do it.
It turns out Alex never went to Iowa to visit his mom, but in fact the whole time he's been out of the picture since November, he was rekindling things with ex-wife Izzie Stevens (Katherine Heigl).
When he called her to help with Meredith's insurance fraud trial, he learned that Izzie had twins who were born from the embryos she and Alex made back when she had cancer.
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