Camilla Luddington is dropping little hints about the Grey's Anatomy season 22 premiere. "There are seasons that I know that I go back [to set] and I know they're gonna be really fun. We're doing comedy - I've bleached my hair out, and it's fried and it's looking crazy, and I'm so excited. And there are seasons that have ended in an explosion and everyone might be dead, and those are not the seasons that I want to return to," Luddington, 41, told Us Weekly in an exclusive interview. "In fact, I get, like, a version of back-to-school nerves going back to set, and I had that this season.