VOTE: Who is the Worst Kardashian-Jenner Boyfriend in History?

With Tristan Thompson's second major cheating scandal coming to light earlier this week, many fans are highlighting just how bad of luck Khloé Kardashian has with guys. And although a few of her sisters have found "the one," they honestly haven't had the best track records with men either. If you had to pick, who has been the worst boyfriend or husband of them all? Vote below!