Uh, everybody knows that underwear is completely different from a bikini, thank you very much. Squinting as he was through dripping mud and pouring rain, Billy was being especially careful to keep his gaze stolidly above Mattie's neckline.
While he wasn't about to leap after her again, he at least wasn't reverting to his stammering self from the showers - he crooked a wry smile and retorted with, "Y'know, I could just carry you inside, if you're so intent on me taking you down."