"Oh, this?"

Still grinning, Zephyr waggled his left hand. "'s nothin'. I just got to wonderin if I could still dislocate my thumb on purpose."

Which he chose to show off to Dr. Watson as well, flapping his loose, crooked, slightly swollen thumb somewhat closer his face than would have been friendly.

"Good news is, I sure can! Bad news? Ah, sure hurts worse'n last time."