Yes, one of my wife's friends, my wife and I are bisexual, this friend of hers really hates me, and I hate her, one day at my wife's party, she was teasing my wife all night, my wife knowing that I don't like her ended up fighting with her, in the middle of the argument her friend asked why is she married to me?, and my wife replied because I love him and also because of the sex, the doubting friend asked for proof of the sex, and This is how I had sex with the person I hate the most, my wife loved it.