Buffy the Vampire Slayer, Season 6

Giles:
Magic! Magic's all balderdash and chicanery. I'm afraid we don't know a bloody thing. Except I seem to be British, don't I? Uh, and a man. With... glasses. Well, that narrows it down considerably.

...

Giles:
We'll get our memory back, it'll all be right as rain.

Spike:
Oh, listen to Mary Poppins. He's got his crust all stiff and upper with that Nancy-boy accent. You English men are always so... bloody hell! [counting them on his fingers.] Sodding, blimey, shagging, knickers, bollocks. Oh god... I'm English.

Giles:
Welcome to the Nancy tribe.

Spike:
You don't suppose you and I...we're not related, are we?

Anya:
There is a ruggedly handsome resemblance.

Giles:
[gives her a flattered smile, then turns back to Spike] Yes, and you do inspire a particular feeling of familiarity and ... disappointment. Older brother?

Spike:
Father. Oh God, how I must hate you!

Giles:
What did I do!?