ten minutes to seven
`` They are n't blowing the bugle in the middle of the night , '' said Sahwah with a shriek of laughter at Hinpoha 's puzzled face . `` This is Topsy-Turvy Day , do n't you remember ? We 're going to have our regular day 's program at night time . It 's ten minutes to seven , and that 's the bugle for morning dip . Are you coming ? '' Sahwah was already inside her bathing suit , and Agony had hers half on . Hinpoha replied with an unintelligible sound , one-eighth grunt and seven-eights yawn , and rising tipsily from her bed she looked around for her bathing suit with eyes still half sealed by sleep .