'Grey's Anatomy' Behind-the-Scenes Photos Every Die-Hard Fan Will Appreciate

Meredith and Derek forever.

Grey's Anatomy
(Image credit: Getty Images, Frank Ockenfels)

There's a reason why Grey's Anatomy is the longest-running primetime medical drama of all time. Since 2005, the show has offered viewers suspenseful health mysteries, interoffice love stories, epic laughs, and much-needed sobs. In honor of one of the most popular shows of all time, we've rounded up 45 behind-the-scenes photos from the set of the showfrom the pilot episode all the way to the current season. (Yes, there are 16 of them and counting.)