twelve o'clock
`` Anyhow , I 've done with betting and racing , Mona . I 've just got time left -- I 'm only thirty-nine -- to start and really do something with myself . '' `` Well , start now , dear man of Lammis . What is it you have to do before twelve o'clock to-night ? '' `` What is it ? Why , I have to pay over two thousand of this , '' -- he flourished the banknotes -- `` and even then I 'll still have two thousand left . But wait -- wait .