Spreen sold her for $200,000 to Mr. and Mrs. Eugene Klein (former owner of the San Diego Chargers), and she was prepared for racing by Hall of Fame trainer D. Wayne Lukas.
Triple Crown champion Secretariat and out of Great Lady M., a daughter of Icecapade who was a half brother to Ruffian.
Lady's Secret is ranked number 76 by Blood-Horse magazine in their list of the Top 100 U.S. Thoroughbred champions of the 20th Century.
Lady's Secret Drive in Del Rayo Estates, Rancho Santa Fe, California, where her owner lived, was also named in her memory.
The new owner is in the process of developing The Lady's Secret Memorial Garden as a tribute to the great race mare.