Or from the opposite end, "I know this is crazy, but I swear to god, something on the topmost floor of my brain is determined it needs to tell you this For Both Our Own Good and I'm so sorry. If I don't do this, it will never, ever stop chattering at us both."
Or best of all, "I apologize for the behavior of those other two ninnies in here, and to be honest, at this point I'm quite willing to muzzle them both and send them to bed with no dessert just to go back to having fun with you."