Nine o'clock
If the stuff 'll work just for a couple of hours it 'll do the trick . '' `` When is this foolishness of running away to be happening ? '' asked Ikey . `` Nine o'clock , '' said Mr. McGowan . `` Supper 's at seven . At eight Rosy goes to bed with a headache . At nine old Parvenzano lets me through to his back yard , where there 's a board off Riddle 's fence , next door .