Derek's hair is a natural wonder.

Meredith and Amelia are related, as far as Post-It note weddings will carry them anyway. Here they are in the October 7, 2010 episode of Grey's Anatomy.

McDreamy looking dreamy as ever in a scene from the April 5, 2012 episode of Grey's Anatomy.

Meredith and Derek look on in a photo from "Run, Baby, Run," the December 13, 2012 episode of Grey's Anatomy.

Der, Mer and Meals in the October 7, 2010 episode of Grey's Anatomy. There looks to be a surgery upcoming.

Callie, Derek and Cristina in a scene from the May 2, 2013 episode of Grey's Anatomy.

Derek Shepherd in a softball uniform? Everyone can appreciate that.

We've been dying for more DerStina. It's about time!

McDreamy always makes us swoon.

McHandsome in a photo from "Transplant Wasteland." The episode airs March 14, 2012.

Wait... huh? Who?!? What?!? Derek and Meredith are a tad taken aback in this Grey's Anatomy scene.

Derek in a shot from the Grey's Anatomy season finale. We have a bad hunch about this episode and the events to come. Fingers are crossed that everyone makes it out okay.