Thanks divine1966, I'll keep that up my sleeve should it continue.

Strangely, there was nothing overnight. Thought the over-enthusiastic owl outside would have disturbed her, but nothing. Not even a sound when they all left the house around 7am.

Have decided what to say, either to him or her. As a Type 2 diabetic, apart from not having the chocolate, I also should have quality sleep. Don't like using any health problem as an excuse. However, in this case, it's not an excuse but a valid reason for a problem that's gone on for ages. In fact, I remember conversation with him last year, when he apologised for the noise saying "my daughter is headstrong, just like her mother".