Plot item in a Kingsley Amis book in which the very unpleasant lead character tries to organise a threesome with his wife and mistress only to have them take one look at one another naked and have passionate Sapphic sex, excluding him completely.
I'm not sure how it relates to Huawei, though. It would kind of work if post November the US chummies up to the EU and leaves the UK out in the cold.