"I'm not sunshine. The darkness in me will crawl all over you without either of us realising it. I won't let it happen."
Alisha Boe as Dr Elana Jeffery
"She's brilliant once you get to know her. She's smart, loving, caring and intelligent. I am proud of her."
Patrick Dempsey as Dr Derek Shepherd
"I've always seen her as my little sister. She's just so adorable; it might not seem like it on the surface. But at heart, she's so cute."
Eric Dane as Dr Mark Sloan
"She's everything I would have ever wished for and then some. She makes me better in every way. She's my whole life."
Jesse Williams as Dr Jackson Avery
"She's one of us. She's our twisted sister. We are her people, and she's ours."
Ellen Pompeo as Dr Meredith Grey
Sandra Oh, as Dr Cristina Yang
"You know you talk too much sometimes? I love that about you"
Tyler Pose as Officer Lucas Atkins
"I wish I was like her. She's so amazing I don't think words will be enough. I'm happy she exists."
Justin Chambers as Dr Alex Karev
"I'm so proud of her; she's simply beautiful inside out. I could write a book on how cool she is"
Jessica, as Dr Arizona Robbins
The rest of Grey's anatomy cast as themselves.