Isn’t that the obvious choice

Somebody’s been watching The Patient

Never seen it but Triboulet, jester to Francis I, figured it out in the 1500's.

lol. I was like “what is the patient? This was a real event by…. Ah. Karlboll is on it…” lol.

The same joke appeared in the most Recent episode of The Patient with Steve Carrell. Good show.