Coupling, Series One

[Susan walks up to Jeff at the bar]

Susan:
Your friend Steve, is he alright?

Steve:
Yeah, yeah, he's having a bit of trouble at the moment. He's got an unflushable.

Susan:
Oh, I see. You mean, he can't-

Steve:
No, no, not so much can't. He won't.

Susan:
"He won't"?

Steve:
At the last minute, he gets all sentimental