If they really wanted him to... yes. In the most monotone voice ever.

You're welcome.

"...I'll stick to the ground for now and wait until I'm rested." Never mind that he... probably got about the same amount of rest as usual? Seriously, what--

It happens without any warning. Suddenly, he's too tired to even keep his eyes open, raising a hand to his head in confusion. He has the sense to lean against the tree for support at least, but soon enough he's sinking to the ground in an exhausted heap.