Jerry Kupcinet has directed the talk show by which American fitness guru?
Richard Simmons Milton Teagle "Richard" Simmons (born July 12, 1948) is an American fitness guru, actor, and comedian. He promotes weight-loss programs, prominently through his "Sweatin' to the Oldies" line of aerobics videos and is known for his eccentric, flamboyant, and energetic personality.
J. D. Roth James David Weinroth (born April 20, 1968), better known as J. D. Roth, is an American television personality, actor, children's game show host, a voice-over performer on many television programs, and a television producer of reality shows. Roth is the co-creator of the reality show "The Biggest Loser" on NBC. He also hosted ABC's fall 2008 series "Opportunity Knocks". He is currently the announcer of the ABC tv show, "Extreme Weight Loss".