That's a different take, normally it's the girl(s) who are turned off by the guy smoking pot. Been ages since I've seen this one, and I forgot it existed. Very interesting.
Quote O' Matic
Slitheen: And who are you, if not human?
Harriet Jones: Who's not human?
Rose Tyler: He's not human.
The Doctor: Can I have a bit of hush?
Harriet Jones: Sorry
[to Rose]
Harriet Jones: But he's got a Northern accent!
Rose Tyler: Lots of planets have a North
The Doctor: I said hush!
