[Stephen doesn't really need to voice the response for Bucky to know it's there. His smile says he knows it's there too and really if they didn't have a cultured image to maintain, thinks likely would devolve right into sarcasm and snark. (And they still might, truth be told.)]

The only reason dance floors exist at things like this is because some rich asshole wants to grope his twenty-something armcandy of the week in front of everyone, right? So let's dance.

[Unless, of course, Stephen has a better idea.]