Tammy’s Wynette’s former estate, dubbed First Lady Acres, is on the market for a cool $5.5 million. Constructed in 1970, Tammy’s husband George Jones purchased the almost-10,000-square-foot property in 1974. The nine-bedroom, nine-bath house remained Tammy’s primary residence until 1992. The home, which sits on eight acres, was recently updated and features an open floor…