The surely insolence of the waiters drove him into a rage, and he flung his serviette to the floor and stalked out of the restaurant.
The door flew open and in dashed a gentleman with a serviette round his neck.
As soon as the hostess picks up her napkin (or "serviette"), pick yours up and lay it on your lap Sometimes a roll of bread is. wrapped in it.
Crass frequently paused to mop the perspiration from his face and neck with his serviette.