'The Real Housewives of Beverly Hills' Season 8 Premiere: Dorit Faces Down Erika and Lisa Rinna in Las Vegas

In the season 8 premiere of The Real Housewives of Beverly Hills, titled "Stronger Than Ever," the women return more or less to the same places they were last season, exuding wealth and luxury. With the addition of Teddi, a new full-time housewife, Kyle aims to get all the girls together to celebrate Lisa, Erika and Dorit's birthdays in Vegas, despite all three of them having a troubled past.