I say, a rather wiry lad.
5 seconds sound clip from the Mickey Mouse - The Prince and the Pauper movie soundboard.
You can hear this line at 00:21:06 in the DVD version of the movie.
Quote context
[...]
- It is both my duty and pleasure to crown you... To crown you... To...
- So slippery. Would you hold still?
- Look, uh, I'm the prince, right? And whatever I order must be done, right?
- Ha. Well, then. The captain is an insolent scoundrel! Guards, seize him!
[...]