Watching that gesture, Legolas flustered a little, and his own hand followed in Thranduil's wake over the corner of his mouth. One then the other. Bowing his head, he murmured his apology, followed by a laugh and the shaking of his head.

"Ah, it seems that sleeping is a skill in its own right, when the reins over the body are so wholly out of my hands," what other reason there could have been for him... having drooled all over his father's shirt as he napped on his chest? How utterly embarrassing, something to make certain would not happen ever again— on a shirt, or even the pillow.

Still, embarrassment or not, he caught Thranduil's yawn too with the corner of his eye, "If you still wish it, you may rest a while longer, I will keep watch, I have taken enough rest by now."