eight o'clock
gave a sigh of relief and then almost smiled as he recalled what he and his sisters had thought for a minute had really happened . He bent down and helped the others to pick up the pieces . `` I think this should be a warning to me to go to bed at once , '' said Mr. Keeler with a laugh . `` Good-night , boys , I shall be on hand for eight o'clock breakfast . '' He went out into the hall and up the stairs to the third floor , where Roy had already lighted the lamp for him in Syd 's room . `` An awfully nice fellow , is n't he , Roy ? '' remarked Rex , rolling the fragments of the clock up in an old newspaper .