Erika Jayne lit up the stage over the weekend with a surprise cameo that had the crowd at L.A.’s Kia Forum roaring.

The fourth and final part of ‘The Real Housewives of Beverly Hills’ reunion was all about Erika Jayne on Nov. 3, and viewers got a lot of answers to some lingering questions.

It's natural to feel some skepticism when a celebrity makes a documentary about their own family. But Law & Order star ...