four o’clock
`` Ah , I comprehend ! -- Gilbert '' -LRB- and Favart turned to one of his companions who had not yet spoken -RRB- `` take three men besides yourself , according to the directions I gave you , -- the porter will admit you , that 's arranged . Make no noise . If I do n't return by four o'clock , do n't wait for me , but proceed at once . Look well to your primings . Take him alive , if possible -- at the worst , dead . And now -- mon ami -- lead on ! ''