[While watching the deplorable Gwyneth Paltrow film adaptation of Emma, during a scene in which Emma is talking to some guy on a bridge or something, probably carrying a parasol.]
Me: "Titter, titter, I'm ever so British." "I, too, am quite British." "Come, let us be British together." "Capital idea, Mrs. Pemblesbury!" "Let us speak in proper grammar!"
Her: Wouldn't that be "speak with proper grammar"?