Meredith: Wanna sleepover tonight? You can help me figure out why my research isn't working and help me with the kids.
Cristina: Mmm, sounds like fraternization.
Meredith: We can talk about Owen and Emma?
Cristina: Oh, they're moving in together, what's there to talk about?
Meredith: I have wine.
Cristina: …I'll be there.