I've been trying to get my wife to swing for five years. We've been to a few swing clubs but it always ends with us just having solo sex. I once dared her to do a three way kiss with a couple and she did it. Unfortunately, she was too drunk to remember it. We've had sex in front of other people at the clubs but I can never talk her into allowing other couples to join us. I've offered her a male stripper several times but...