While appearing on Watch What Happens Live , Kathy Hilton confused Lizzo with Precious, the Daily Mail reports. During the show, host Andy Cohen asked Hilton and her fellow Real Housewives of Beverly Hills co-stars to play the segment “Will! Kathy! Know Them?” Crystal Kung Minkoff, Hilton’s co-star on the reality show, and the other guests were asked if they thought Hilton could name a famous face. If she responded with yes, then Hilton would have to answer.