Seizures! Of course it would be seizures. Just drop and twitch a bunch, Merlin, it's fine... [He mutters the latter half of this to himself, as if remembering some oddly similar situations. Never mind that.

Well, he's really doing this. It's his turn to get down on the floor now, lying on his back and taking a deep breath.]

Alright, one artfully deceptive seizure coming up. I might drool, so stand clear.