That nearly made me speechless too, but somebody had to keep up our end.
He hopes she can keep up her end of the conversation.
I intend to keep up my end of the deal.
How much longer would they be able to keep up their end of the defensive load?
If she could just keep up her end of the conversation, she'd be fine.
Means you got to keep your end up in society.
In truth he's finding it hard to keep up his end of the conversation.
Else did not keep up his end of the banter.
That would show her he could keep his end up too.
So why wouldn't they have to keep up their end of the bargain?