First case
Girl: Do you think I'm fat?
Guy: No,
you're fine the way you are.
Girl: Why do you always have to lie in my face!
Guy: BBC!
Second case
Guy: Hey, its me from last night, I called you a couple of times but nobody answered so I left a message
Girl: Oh, I stopped listening after the first 5 messages
Guy: Want to hook up tonight?
*click*
Guy: Hello?
Can you hear me?
I know where you live!
BBC!