Lisa Vanderpump celebrates the grand opening of her third posh eatery P.U.M.P. Lounge in West Hollywood ...

The 53 year old star of "Real Housewives Of Orange County" wore a deep plunging purple Herve Leger dress to the opening of her new restaurant, Pump.  Very impressive look, Lisa.

Age: 53  (born 1960-Sept-15)
Height: 5'5"
Dress: Priscilla Beaded Wire Neckline Dress