MELS: When I was little, I was going to marry you.

DOCTOR: Good idea, let's get married. You stay alive and I'll marry you, deal? Deal?

MELS: Shouldn't you ask my parents permission?

DOCTOR: As soon as you're well, I'll get on the phone.

MELS: Might as well do it now, since they're both right here. Penny in the air. Penny drops.