Ruth Westheimer (b. 1928) is an American sex therapist, media personality, and author best known as Dr. Ruth. She began her career in broadcasting in 1980 with Sexually Speaking a radio show taped in the NBC studios of Rockefeller Center. E! released a short documentary-style video looking at the history of a "celebrity fight" between Miss Piggy and Joan Rivers titled Behind the Feud: Joan Rivers and Miss Piggy. The video features interviews with celebrities and includes doctored photos with Liza Minnelli and Westheimer.