So the ghost gave a really horrible laugh, till the old roof echoed from the terrible sound. When the frightening noise finally stopped, Mrs Otis came through the door. She was wearing a light blue dressing-gown over her pyjamas.
'You sound as if you are really sick,' she said to the ghost. 'I have brought a bottle of Dr Dobell's medicine for you. If something you have eaten is causing you trouble, this will fix it.'