Keeping your options open is for men only

LILY Allen does not come across as a particularly sympathetic person: somewhat entitled, a bit self-obsessed. But you have to feel a little for her: her marriage to David Harbour has broken down, on the grounds that he was unfaithful.

- VIRGINIA BLACKBURN

But what have we here? It was an open marriage. Of course it was all going to end in tears.

Ladies, a word. Open marriages do not work. Nor does swinging, which some people these days seem to equate with something as innocuous as a round of golf.

A generation of women in the 1960s was sold a dud steer and it’s happening again. Put bluntly, if a man wants to have sex with you, you have every right to demand exclusivity and deny him access to your body if he doesn’t agree.