who is on vanderpump rules?
['Lisa Vanderpump: A successful restaurateur, the co-owner of SUR. ... ', 'Kristen Doute (Seasons 1–8): A former server at SUR, now a clothing designer.', 'Katie Maloney-Schwartz: A former server at SUR, married to Tom Schwartz.', "Tom Sandoval: A former bartender at SUR, author, now Lisa's business partner at TomTom."]