five o'clock
`` My dear child , you are my guest . Come and go when and where you will . Omar is yours so long as you stay , and when you depart in triumph , leaving me a broken , discredited wretch , I shall stand on the dock and wave you a bon voyage . Now it 's bedtime for my ` boys , ' since we rise at five o'clock . '' `` Heavens ! Five ! Why the sun is n't up at that time ! ''