Kathy Hilton may be known for making funny blunders on The Real Housewives of Beverly Hills, but her latest gaffe isn't exactly a laughing matter. In fact, many fans have taken to social media to express their disappointment with the reality TV star after her appearance on the Aug. 10 episode of Watch What Happens Live. During a round of "Will Kathy Know Them?"—a game that asked her to identify celebrities using only their photo—Lizzo's face popped up on the big screen. Though Kathy initially implied that she recognized the singer, she ultimately blurted out, "Precious?" It was unclear if Kathy was specifically referring to...