The Prince and the Pauper (1990)
Long ago in a land with an ailing king, there was a pair of boys who looked exactly alike, a pauper called Mickey and the other, the Crown Prince. cat, duck, mouse, horse, prince, guard, royalty, dog, cartoon cat, weasel, cartoon mouse, identity swap, cartoon dog, cartoon duck, pauper, cartoon horse, short film, cow, adaptation, featurette, cartoon cow