eight o'clock
`` I guess I 'll have to be going on too , boys ! '' smiled Eileen . `` Dad 's here for the holidays , you know . We are having our Christmas dinner eight o'clock to-night . I promised dad I would be back by three this afternoon . `` I 'm terribly glad you two have got away from the ` herd ' as it were . I wo n't see you again for quite a while .