Below is a promo for "Elevator Love Letter," Thursday's episode of Grey's Anatomy. Derek returns to Seattle Grace to perform his first surgery since his meltdown, Izzie's condition requires her to undergo a difficult operation of her own, and Owen has another PTSD episode.

Will this be the week Derek proposes to Meredith at long last? Will Izzie die? Will George say more than two sentences? We can only wait and see, Grey's Anatomy fans ...

[video url="http://www.greysanatomyinsider.com/videos/elevator-love-letter-promo/" title="Elevator Love Letter Promo"] [/video]

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