Callie and Arizona's wedding day is fast approaching on Grey's Anatomy.

Next week, the show returns with a new episode, "It's a Long Way Back." The following Thursday, May 5, the brides-to-be make it official in what looks like a magical event.

Of course, it won't be without its pitfalls (what wedding isn't), but from the looks of this huge photo gallery, when all is said and done, Calzona should come out of it fine:

While most of the gallery from the episode, "White Wedding" understandably focuses on the happy couple, here's one unrelated shot we wanted to make special note of:

Does this shed any light on Meredith and Derek's big decision? Could those be adoption papers he's holding? OR might we be in for a double wedding day May 5?

We'll have to wait and see, but it looks like a very special episode. Follow the jump for the rest of the photo gallery and share your thoughts in the comments:

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.