Barbara Lynn (January 16, 1942) is an American rhythm and blues singer, guitarist and songwriter. She is best known for her R&B chart-topping hit, "You'll Lose A Good Thing" (1962). She was born Barbara Lynn Ozen in Beaumont, Texas, and attended Hebert High School. She played piano as a child, but switched to guitar, which she plays left-handed. Inspired by blues artists Guitar Slim and Jimmy Reed, and pop acts Elvis Presley and Brenda Lee, and winning several local talent shows, she created an all-female band, Bobbie Lynn and Her Idols.