He laughs too, and places another brief kiss on Luke's lips before he simply rests their foreheads together. It's a good question, and he's sure he'll be asking himself that many times.

But they're not alone, and with some enthusiastic and questioning beeps, BD-1 clambers back onto his back and peers over Luke's shoulder.

"Oh, yeah," he says with another laugh, and straightens up. "BD-1, this is Luke. Luke, BD-1." There are another few beeps. "Of course I told him about you."