“Ace, give me some of that Nitro Nine that you're not carrying.”

DOCTOR: But the point is, if it was going to be anyone, it'd be you. But I can't.

YASMIN: Why not?

DOCTOR: Because at some point time always runs out.

ROMANA: K9 is a vicious robot criminal from the fifth galaxy. Aren’t you, K9?

K9: Affirmative!