Vanderpump Rules is beefing up its roster at SUR. In a sneak peek video into Season 12, the cast of employees at Lisa Vanderpump’s restaurant sets the stage for some dramatic pumping, partying, and picking sides. “I used to say SUR is where you take your mistress,” Vanderpump says in the clip. “But now, it’s probably where you meet her.” Returning on Dec. 2, Vanderpump Rules brings new cast members into the family and embraces their messiness along the way. “This is SUR, we’re a family,”