Ruby Stewart Ruby Stewart Ruby Stewart (born June 17, 1987) is an American fashion model and singer, who is the daughter of rock singer Rod Stewart and former model Kelly Emberg. Ruby Stewart was born in Los Angeles, California, and grew up there. She was the fourth child, and third daughter, born to Stewart. Ruby followed in her mother's footsteps by becoming a high fashion model. She signed to Nous Model Management in Los Angeles and Select Model Management in London. Her older half-sister Kimberly Stewart is also a model. Ruby did runways for Karen Walker for her Spring/Summer 2006 collection for
Goodbye, Sarah Jane Smith to perform a "medi-scan" on her. Mr Smith tells her that she is very ill and there is no treatment. Sarah Jane, believing herself no longer capable of doing her work, offers her life and lifestyle to Ruby. Ruby accepts the offer; Sarah Jane removes her voice commands from Mr Smith's system. Ruby now reveals her true nature, sneeringly calling Rani "wonderful and brilliant", and Clyde "plucky", and openly mocking Sarah Jane. Confused, Sarah Jane decides to call Luke, but Ruby refuses to allow Mr Smith to place the call. Sarah Jane nearly faints, and is grabbed by Ruby. Ruby