as well as 2021's Halloween Kills. Richards' half-sister is Kathy Hilton -- Paris Hilton and Nicky Hilton are her nieces. RHOBH's Dorit Kemsley Wonders If Kyle Richards Is 'Lying Through Her Teeth ...

Kyle Richards is the last-standing OG cast member ... and if she would return for another Halloween installment. RHOBH Season ...

Jesse Grant/Getty (L) Kyle Richards and Mauricio Umansky Related ... before referencing a moment in season 13 when Sutton asked if the ring on her finger was Mauricio's apology diamond for stepping ...