‘Vanderpump Rules’ Marcus Johnson and Shayne Davis chat with ET’s Brice Sander about joining season 12, premiering Dec. 2 on Bravo. Shayne reacts to being apart of the cast despite not actually working at SUR. Marcus opens up about his relationship with co-star Kim Suarez and where they stand today. Plus, both men share who they got along with most and who caused the most cast drama.