"And he runs devilish well, too." The door of the bedroom opened; and Lupin stood on the threshold in slippers and pyjamas.
"What's all this ?" he snapped, with the irritation of a man whose sleep has been disturbed; and his tousled hair and eyes dim with exhaustion gave him every appearance of being still heavy with sleep.
The eyes and mouths of Bonavent and Dieusy opened wide; and they stared at him blankly, in utter bewilderment and wonder.
"Is it you who are making all this noise ?" said Lupin, frowning at them.

"Why, I know you two; you're in the service of M.Guerchard." "Yes, your Grace," stammered Bonavent.
"Well, what are you doing here?
What is it you want ?" said Lupin.
"Oh, nothing, your Grace ...

nothing ...

there's been a mistake," stammered Bonavent.
"A mistake ?" said Lupin haughtily.

"I should think there had been a mistake.