Okay, not actually the best topic of conversation right now. Peter opens his mouth, shuts it again. Flaps it silently like that once or twice more. "We're not exactly exclusive," he finally manages, afraid to say more and relieved he got even that out. He doesn't know what they are, exactly, but Lucy's attempts to talk about it have always been met with refusals from Peter. What they have is good; once they start labeling it, things will go wrong.

Frowning, he adds, "I thought this was supposed to be a bachelor party."