Lee Hazlewood was a distinctive American country and pop singer, songwriter, and record producer. He was best known for his collaborations with Nancy Sinatra, particularly for writing and producing her hit song "These Boots Are Made for Walkin'". Hazlewood's own music often featured a unique baritone voice and what he called "cowboy psychedelia" or "saccharine underground" sound. Over his long career, he created a cult following with his solo albums and influential production work that left a lasting mark on popular music.