Rudolf tells Fritz to make Michael wait. The look on Fritz's face is priceless. Then, when Rudolf meets Michael, he pretends he didn't know he was there. Fritz and Sapt both look utterly dumbfounded.
Fritz describes how the king's old tutor fixed his eye on Rudolf during the coronation.
Fritz: I thought the game was up until I remembered it was his glass eye.
A bit of Black Comedy as Rudolf is preparing to escape Ruritania.
Rudolf: In a few hours I'll be just plain Rudolf Rassendyll again.
Sapt: You'll be lucky if you're not the late Rudolf Rassendyll.
Rudolf: That's a happy thought.
When Fritz delivers Antoinette's letter Rudolf takes the time to snark, "Can't be a bill from my tailor."
Fritz says the writer must take Rudolf for a fool.
Rudolf:[reading] "If you hesitate, consult Captain von Tarlenheim."
Fritz: They must take me for a bigger fool!
The 1952 film
It's a serious scene, but there's something funny about Fritz saluting the cellar door (because the king is hidden in the cellar).
Fritz: Sleep well, your Majesty. We go to see you crowned.