It was a sufficiently ugly costume.

The boys stopped their play and flocked about the prince, who said with
native dignity--

“Good lads, say to your master that Edward Prince of Wales desireth
speech with him.”

A great shout went up at this, and one rude fellow said--

“Marry, art thou his grace’s messenger, beggar?”

The prince’s face flushed with anger, and his ready hand flew to his
hip, but there was nothing there.