midnight
`` She very probably will miss her train , we will miss her at the station , she will take a ride up with old Bill Mason , stay talking to him until dinner is too cold to wait any longer ; then -- then -- well , she may steal in through a window and give you a midnight scare , just for a joke . That 's my recollection of Miss Tavia . '' `` Nat , you 're too mean -- Tavia is not always late , and she does n't purposely upset plans . Some things ca n't be prevented . ''